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(Click for frequent words.) 61 Toxicologists 61 toxicologist 56 epidemiologists 54 industrial hygienists 53 toxicologists epidemiologists 52 microbiologists 50 chemists 50 scientists 49 pharmacologists 49 marine biologists 49 dioxins PCBs 48 cancer causer 48 PFOAs 48 experts 47 dental amalgam fillings 47 virologists 47 PBDEs polybrominated diphenyl ethers 47 perform necropsies 47 toxicological 47 Ramazzini Foundation 47 AFSSA 46 biologists 46 flame retardants PBDEs 46 pathologists 46 perfluorinated compounds 46 toxicological studies 46 Werner Spitz 46 polybrominated diphenyl ethers PBDEs 46 immunologists 46 ecologists 46 Toxicology Program 45 mycologists 45 polybrominated diphenyl ether 45 endocrine disrupting chemicals 45 forensic toxicologist 45 Research INSERM 45 organochlorines 45 analytical chemists 45 physiologists 45 industrial hygienist 45 diacetyl vapors 45 forensic chemists 45 chemists biologists 45 PCBs pesticides 45 Disease Registry ATSDR 45 Environmental Toxicology 45 entomologists 45 vom Saal 45 endrin 45 Toxicological 45 reproductive toxicity 45 endocrine disrupters 45 Frederick vom Saal 44 DINP 44 dioxin PCBs 44 clinical pharmacologists 44 Cosmetic Ingredient Review 44 ChemRisk 44 remediators 44 hydrogeologists 44 Vom Saal 44 Toxicology 44 Toxicologist 44 Poison Control 44 Food Additives JECFA 44 aquatic toxicologist 44 Howard Frumkin 44 molecular geneticists 44 specialists 44 psychologists 44 synthetic musks 44 perfluorooctane sulfonate PFOS 44 biochemists 44 Dr. Cort Lohff 43 OEHHA 43 ecotoxicological 43 allergists 43 microcystins 43 DecaBDE 43 benzene arsenic 43 perfluorinated chemicals 43 toxicology 43 sulfated chondroitin sulfate 43 geologists hydrologists 43 Navas Acien 43 geneticists 43 DDT PCBs 43 ethyl mesilate 43 Bornean wildlife 43 cadmium arsenic 43 Froines 43 diphenyl ether 43 COMARE 43 ingesting melamine 43 Minamata institute 43 Dr. Vitetta 43 Arnold Schecter 43 pediatric toxicologist 43 deadliest germs 43 endocrine disruptors 43 Sally Slavinski 43 hydrologists 43 drywall emits 43 Navindra Seeram 43 Oliaei 43 ExperTox 42 biostatisticians 42 contaminant 42 worthwhile Schwehm 42 diazinon malathion 42 acute toxicity 42 estrogen mimicking 42 wildlife biologists 42 PAHs polycyclic aromatic hydrocarbons 42 chemical perfluorooctanoic acid PFOA 42 cardiologists neurologists 42 polyphenyl isocyanate 42 levamisole 42 chemists microbiologists 42 deca BDE 42 benzene toluene ethylbenzene 42 epidemiologists veterinarians 42 squalene 42 mercury toxicity 42 chemicals diazinon malathion 42 endocrine disrupting compounds 42 Andrew Mosholder 42 trace amounts 42 #,#,# trichloroethane 42 toxicity 42 Vincent Cogliano 42 powerful neurotoxin 42 2 butoxyethanol 42 chemical C8 42 pathologist 42 flame retardant chemicals 42 endocrinologists 42 Ajit Varki 42 reseachers 41 contaminate wheat gluten 41 researchers 41 histologist 41 Bruce Tabashnik 41 chemist 41 Garabrant 41 medical examiners 41 mercury dental fillings 41 lab technicians 41 Newswise Scientists 41 hormonally active 41 odontologists 41 neurologists cardiologists 41 hormone disruptor 41 TBBPA 41 biologists chemists 41 biostatistics epidemiology 41 biologists botanists 41 Alicja Wolk 41 bisphenol A. 41 Chemical Hazards 41 Burbacher 41 Biochemists 41 criminalists 41 Lykissa 41 herpetologists 41 chemical perchlorate 41 forensic entomologists 41 NMS Labs 41 Pharmacopeial Convention USP 41 solvents pesticides 41 SCENIHR 41 developmental neurotoxicity 41 sociologists psychologists 41 Ralph Portier 41 carcinogen benzene 41 ATSDR 41 Dr. Harold Schueler 41 Oxybenzone 41 Shanna Swan 41 SEPI engineering 41 carcinogenicity 41 Flexsys r family 41 dermatologists 41 BPA leaching 41 chemists biochemists 41 CERHR 41 biomonitoring 41 ecotoxicology 40 potent carcinogen 40 lepidopterists 40 heptachlor 40 ESR forensic 40 neuropsychologists 40 laboratories 40 benzo pyrene 40 Board NRPB 40 geologists 40 medical examiners coroners 40 Recherche Medicale 40 toxicants 40 journal Reproductive Toxicology 40 chlordane 40 ECVAM 40 perfluorochemicals 40 organochlorine 40 carcinogenic substance 40 Hertz Picciotto 40 flavoring substances 40 serologist 40 bacteriologists 40 nutritionists 40 vaccine preservative thimerosal 40 perchlorethylene toxic 40 #,# dichlorobenzene 40 engineers AIChE SmartBrief 40 renowned astrophysics observatory 40 endocrine disrupting chemical 40 Forensic Toxicology 40 Capt. Cynthia Mayman 40 Gina Solomon 40 Safety Authority EFSA 40 plastic surgeons dermatologists 40 barium cadmium 40 Olivier Rabin 40 forensic pathologist 40 mathematicians physicists 40 phthalates 40 carbamate insecticides 40 Dr. Neal Benowitz 40 neurobiologists 40 organochlorine pesticides 40 peer reviewed 40 pesticides chlorpyrifos 40 de Ceaurriz 40 Pesticide Residue 40 physicists chemists biologists 40 endocrine disrupter 40 pharmacologist 40 endocrine disrupting 40 compounding pharmacists 40 laboratory technologists 40 forensic pathologists 40 dental amalgams 40 Arnold Monto 40 HBCD 40 Bertolote 40 engineered nanoparticles 40 Halogenated 40 parapsychologists 40 tetrachloroethene 40 biomonitoring studies 40 Clinical Toxicology 40 Vincent DiMaio 40 prenatal multivitamins 39 DDT dieldrin 39 AIHA accredited 39 clinical pharmacologist 39 behaviorists 39 neuropathologist 39 Douwe de Boer 39 Dechlorane Plus 39 psychologists nutritionists 39 beryllium dust 39 fisheries biologists 39 laboratory 39 Dr. Andrew Mosholder 39 cadmium contamination 39 Bruce Goldberger 39 PFCAs 39 pesticides flame retardants 39 carcinogen 39 actuaries 39 PCBs DDT 39 toxaphene 39 Poison Control Center 39 lindane 39 TiO2 nanoparticles 39 Forensic pathologists 39 geochemists 39 carcinogenic dioxins 39 Nuclear Safety IRSN 39 Aberdeen Rowett Institute 39 naturopathic doctors 39 astronomers physicists 39 triclocarban 39 Vyvyan Howard 39 perfluorooctanoic acid PFOA 39 ENT specialists 39 veterinary toxicologist 39 Neuherberg Germany 39 benzoates 39 Jack Siemiatycki 39 toxicant 39 exacerbate pituitary tumor 39 organophosphate pesticide 39 Nalipinski 39 Endocrinologists 39 aspartame 39 radioactive radium 39 forensic scientist 39 Yuen Kwok yung 39 ornithologists 39 Criminalistics 39 Bruce Lanphear 39 Paraquat 39 environmental toxicants 39 Professor Karol Sikora 39 Jo Handelsman 39 trihalomethane 39 technologists 39 Beate Ritz 39 Forensic Pathology 39 Microbiologists 39 carcinogenic polycyclic aromatic hydrocarbons 39 Epidemiologists 39 aquatic toxicity 39 anatomists 39 cosmetic dermatologists 39 John Linc Stine 39 spokeswoman Clair Boatwright 39 marine ecologists 39 DDVP 39 Diacetyl 39 inert ingredients 39 Lidia Morawska 39 teratogenic 39 Zicam nasal gel 39 toxicologic 39 Szeinbach 39 Brian Buijsse 39 endocrine disruption 39 Luesch 39 organophosphates 39 amalgam fillings 39 dioxane 39 bio ethicists 39 Pollanen 39 Bruce Psaty 39 ergonomists 39 EMSL 39 Dr. Rosalie Bertell 39 chlorine byproducts 39 Inert ingredients 39 botanists 39 organo phosphate 39 domoic acid naturally occurring 39 coli bacteria 39 oncologists 39 DEHP 39 Environmental Epidemiology 39 Geoff Schladow 39 papaya extract 39 allergenicity 39 Louis Camille Maillard 39 organophosphate pesticides 39 Smolinske 39 Shlipak 38 Vicki Blazer 38 biomechanical engineer 38 chlorinated Tris 38 stain repellents 38 reserachers 38 consultants 38 Squalene 38 Agronomists 38 retinyl palmitate 38 animal behaviorists 38 hormone disrupter 38 naturopaths 38 azo dyes 38 Kepone 38 spider venom 38 Pharmacologist 38 cannabinoids 38 Paolo Boffetta 38 neurotoxic effects 38 epidemiological studies 38 toxic flame retardants 38 urinary concentrations 38 Carla Vecchiotti 38 Rolf Halden 38 carcinogenic chemicals 38 cone snail venom 38 Raphael Mechoulam 38 physicists 38 biologists geneticists 38 arsenic benzene 38 reproductive toxins 38 bioaccumulation 38 homeopaths 38 methylene glycol 38 Vinyl acetate 38 primatologists 38 Sonya Lunder 38 parasitologists 38 cyanide arsenic 38 dosimetrists 38 reproductive toxicant 38 Seralini 38 methodologists 38 polynuclear aromatic hydrocarbons 38 methamidophos 38 Wark Boucher 38 Susan Kegley 38 sodium percarbonate 38 Guelph detected aminopterin 38 organochlorine compounds 38 Tjeerdema chairs 38 Dr. Amytis Towfighi neurology 38 genotoxic 38 Saami Shaibani 38 mycologist 38 neuroradiologists 38 gerontologists 38 thimerosal 38 Philippe Grandjean 38 veterinarians zookeepers 38 PBDE chemicals 38 Sheshiah 38 biotoxins 38 biopsy specimens obtained 38 autism researcher Irva 38 Mahyar Etminan 38 certified pesticide applicators 38 piperonyl butoxide 38 Forensic Analytical 38 Romeo Quijano 38 biologists ecologists 38 Clinical Neurophysiology 38 suspected carcinogen 38 ENTs 38 Helmholtz Centre 38 human carcinogen 38 PBDEs 38 Carbofuran 38 Wilma Subra 38 cetacean specialist 38 RIVM 38 pesticide residues 38 diphacinone 38 periodontists 38 pediatric forensic pathologist 38 Dr. Joseph Mercola 38 lab 38 polybrominated diphenyl ether PBDE 38 Mansour Samadpour 38 subchronic 38 pesticide contamination 38 plastic hardener 38 Leslie Vosshall 38 nanotoxicology 38 Arpad Vass 38 algal toxins 38 Metabolism Excretion 38 reproductive abnormalities 38 DBPs 38 #,# Dioxane 38 forensic neuropathologist 38 insect repellent DEET 38 American Phytopathological Society 38 JECFA 38 pediatric pathologist 38 toxicological tests 38 aspartame sucralose 38 hydrogeologist 38 cardiologists radiologists 38 Neurologists 38 accreditors 38 C. sordellii 38 academicians 38 bioscientists 38 Kate Gelperin 38 inorganic compounds 38 Forensic Lab 38 benzopyrene 38 chemical flame retardants 38 Audiologists 38 bioaccumulative 38 CalEPA 38 Occupational Medicine 38 MBDC McDonough Braungart Design 38 Geiers 38 Forensic Odontology 38 polychlorinated PCBs 38 Johan Auwerx 38 AAALAC 38 psychiatrists 37 arrhythmia cardiology 37 mutagenicity 37 estrogenic chemicals 37 neurotoxin 37 Nutrition SACN 37 prenatal exposures 37 zoonotic infections 37 thirdhand smoke 37 Lone Simonsen 37 Jane Houlihan 37 synthetic chemists 37 acid PFOA 37 tetrachlorethylene PCE 37 intersex fish 37 organophosphate exposure 37 bisphenol 37 biotechnologists 37 peroxides 37 Veterinary Laboratory Diagnosticians 37 MWH Laboratories 37 PBDE 37 arsenic selenium 37 investigators 37 Methyl mercury 37 Charles Kokes 37 Jonathan Sackner Bernstein 37 hydrocyanic acid 37 aristolochic acid 37 esearchers 37 Plant sterols 37 Frank Mitloehner 37 mercury preservative 37 Deborah Swackhamer 37 Dr. Janice Ophoven 37 Forensic anthropologists 37 phthalate metabolites 37 ethicists 37 dioxin 37 trihalomethanes THMs 37 engineers 37 Cantox 37 Krkosek 37 physicists astronomers 37 journal CHEST 37 arsenic cadmium 37 mercury amalgams 37 metallurgists 37 Smeyne 37 Nicknamed andro 37 another Parkinson's triggering 37 spokesman Donn Moyer 37 oenologists 37 glycol ethers 37 Dr. Tarun Jain 37 mercury concentrations 37 perfluorooctanoate PFOA 37 waterfowl biologists 37 chlorinated pesticides 37 Phytotherapy 37 Ilaria Capua 37 carcinogenic 37 hormone disrupters 37 Cecilia Ramlau Hansen 37 pharmacopoeia 37 Mady Hornig 37 Trasande 37 Hideto Sonoda 37 precaution Wiehle 37 potent carcinogens 37 PECARN 37 azinphos methyl 37 HARBOR BRANCH 37 technicians 37 bloodstain pattern 37 Cawthron Institute 37 dibutyl phthalate DBP 37 dioxin reassessment 37 Shoukhrat Mitalipov 37 Brent Christner 37 nanoparticle toxicity 37 scientific 37 sensitizers 37 Dr. Jurgen Rehm 37 Microbiological 37 neurotoxicology 37 Baden forensic pathologist 37 Lindane 37 BLLs 37 dietitians 37 biochemist 37 spokeswoman Caree Vander Linden 37 Banner Poison Control 37 surgeons radiation oncologists 37 PhysOrg reports 37 Baxter heparin 37 anal swabs 37 Biomonitoring 37 pathology microbiology 37 contrast chlorine disinfection 37 hydrogen sulfide ammonia 37 epidemiologic studies 37 neurologists 37 Denmark DTU 37 Carbon tetrachloride 37 Crime Laboratory 37 chemists physicists 37 vector borne infectious diseases 37 physicians dietitians 37 Lam Ching wan 37 BioInitiative Working Group 37 Craig Beyler 37 Explosive ordnance 37 Clinical Pharmacy 37 Poisons Centre 37 retrograde extrapolation 37 naturally occurring hormones 37 fishery biologists 37 Fred vom Saal 37 E coli bacteria 37 Disease Registry 37 formaldehyde toluene 37 labs 37 Cochrane reviewers 37 Dr. Jagdish Butany 37 neuro psychologist 37 dentists orthodontists 37 coumarin 37 mercury contamination 37 Jonathan Fielden 37 microcystin 37 croup tents 37 Gochfeld 37 polycarbonate bottles 37 Applied Pharmacology 37 physicans 37 hormone disruptors 37 Brominated flame retardants 37 chlorpyrifos 37 oceanographers 37 soy infant formula 37 Hydroxyethyl starch 37 Moure Eraso 37 otolaryngologists 37 Therapeutic Workshops 37 prosthodontists 37 serpents hissed 37 polycyclic aromatic hydrocarbons PAHs 37 requiring Asthmatx 37 identified aminopterin 37 estrogenic compounds 37 mercury amalgam 37 Professor Dudley Goodhead 37 artificial sweetener aspartame 37 neuropsychologist 37 Edi Sunardi 37 diphenyl ethers 37 Dr Jeggo 37 inorganic arsenic 37 ICP AES Method 37 Phthalate 37 Flame retardants 37 Scott Mabury 37 ENSR 37 Sackner Bernstein 37 diabetologists 37 forensics laboratory 37 Curt Furberg 37 zoologists 36 tomato lycopene 36 parasitology 36 plastic softeners 36 Gisselquist 36 plasticisers 36 Kujawinski 36 chromium polybrominated biphenyl PBB 36 gemologists 36 diplomat Heidi Tagliavini 36 Geert De Poorter 36 TCE trichlorethylene 36 climatologists 36 cliniques de Montréal IRCM 36 Ned Feder 36 Botanists 36 Peter deFur 36 Kathryn Higley 36 potentially carcinogenic 36 neuropathologists 36 THMs 36 trichloroethene 36 teratogen 36 microbiologist 36 Allan Odden 36 Counterterror experts 36 luminescence dating 36 aromatic amines 36 Carcinogen 36 Kris Sperry 36 spokesman Kit Wagar 36 persulfate 36 Allergists 36 dioxin Zimpfer 36 technology iMantra 36 para dichlorobenzene 36 Biological Effects 36 Rogaev 36 enologists 36 JoAnn Burkholder 36 Pankaj Pasricha 36 expert Craig Beyler 36 Steven Laureys 36 Diep Tran MD 36 Dr. Arjun Makhijani 36 prescribing anti depressants 36 Poison Control System 36 brominated flame retardant 36 postmarketing adverse 36 nutritionists dieticians 36 Neurotoxicology 36 forensic entomologist 36 psychometricians 36 Linus Pauling Institute 36 forensic odontologists 36 Tom Dillehay 36 paediatricians 36 Cotsarelis 36 Sarasota Mote Marine 36 soy isoflavone 36 methylparaben 36 mercury dioxins 36 BPA phthalates 36 Agent Duane Deaver 36 radioactive isotope Polonium 36 Lystig 36 metrologists 36 Anne Steinemann 36 historians anthropologists 36 Paul Alivisatos 36 sweetener aspartame 36 eco toxicological 36 preservative sodium benzoate 36 arsenic mercury 36 pediatricians 36 psychologists dietitians 36 Disease Diagnostic 36 plasticiser 36 Naturopathic physicians 36 Endocrine disruptors 36 Christine Bruhn 36 NVLAP 36 dermaceuticals 36 forensic psychiatrists 36 Louisa Degenhardt 36 accompanying Danelo 36 PandaLabs Panda Security 36 biogenic amines occur 36 Silvestro Micera 36 chemical leaches 36 biphenyls 36 spokeswoman Inge Oevering 36 #,# dioxane 36 toxicology pharmacology 36 biological oceanographer 36 Confirmatory tests 36 Toxicity 36 Cotinine 36 dental amalgam 36 Evgeny Rogaev 36 Woolcock Institute 36 polybrominated diphenyl ethers 36 Virologists 36 Theo Colborn 36 dichloroethene 36 Dr. Luc Montagnier 36 physiotherapists psychologists 36 Toxicological Sciences 36 laboratorians 36 Clinical Lipidology 36 neurophysiologists 36 findings 36 toxins 36 waterboarded USS Cole 36 Triangle Compounding Pharmacy 36 Erika Schreder 36 BDEs 36 specialist Maria Duazo 36 dermatopathology 36 hormone disrupting 36 Dr. Morando Soffritti 36 endocrine disrupting chemicals EDCs 36 scientist Christian Daughton 36 Yanega 36 Patrick Breysse 36 nutritionists psychologists 36 solitary locusts 36 Bioethicists 36 Deca BDE 36 oestrogens 36 chelators 36 ethylmercury 36 dieticians 36 Wilma Subra Louisiana 36 acrolein 36 biophysicists 36 microbial biofilms 36 psychoactive chemical 36 cyclamates 36 Parabens 36 organophosphorus compounds 36 nanoproducts 36 Celia Hartnett 36 Michael Leitzmann 36 awaiting toxicology tests 36 polychlorinated vinyls 36 Animal Cognition 36 phthalate 36 Landis urine samples 36 possibly carcinogenic 36 probably carnivorous sponge 36 DIMOCK Pa. 36 peer reviewed scientific 36 calcium caseinate 36 Michael Harbut 36 e coli bacteria 36 Jonna Mazet 36 Stefano Conti 36 dibutyl phthalate 36 arsenic 36 spokeswoman Davina Marraccini 36 complicated mathematical formulas 36 Geochemists 36 accidentally ingested 36 TobacAlert 36 Samuel Kounaves 36 pathology laboratory 36 trichlorethylene TCE 36 multidrug resistant bacteria 36 biologists chemists materials 35 Carolinas Poison 35 BPA mimics 35 Engelauf 35 EFSA Panel 35 Reaxys 35 Matthias Mehl 35 Porntip Rojanasunan 35 semicarbazide 35 isoflavone supplements 35 scent lineups 35 Vini Khurana 35 campylobacter infection 35 Al Hadithy 35 thiomersal 35 Timothy Botello 35 psychotherapists 35 DNR biologists 35 naturally occurring substances 35 blood thinner heparin 35 Chlordane 35 Aballay 35 Polychlorinated biphenyls 35 Syamsu Rizal 35 Professor Luc Montagnier 35 William Fenical 35 MD Dr.PH 35 haz mat crews 35 prying scalpels 35 Industrial Hygienist 35 epidemiologist 35 phthalate esters 35 PFOS 35 persistent bio accumulative 35 cyanuric acid 35 pesticide cypermethrin 35 Statistical Genetics 35 phthalates DEHP 35 Pasteur Institute 35 reproductive biologist 35 Dr. Heiner Dreismann 35 ballistics expert 35 perfluoroalkyl acids 35 bio accumulative 35 Kimberly Rowse 35 ADELPHI Md. Government 35 PVC phthalates 35 Maryse Bouchard 35 TTHMs 35 Hiroshi Ishiguro 35 NITD# 35 genotoxicity 35 amphetamine methamphetamine 35 cyanoacrylates 35 coroners 35 Adriano Aguzzi 35 surgeons anesthesiologists 35 Chinese drywall emits 35 detailers 35 malathion 35 nanoscientists 35 Methylmercury 35 Graham Colditz 35 Lawrence Picus 35 Gabriel Bitton 35 oncologists radiation oncologists 35 ammonium perfluorooctanoate 35 Frist mailroom 35 parathion 35 Ecology Lab 35 ARS scientists 35 PCV1 35 polybrominated 35 formamide 35 Steven Hentges 35 Forensic Pathologist 35 polycyclic aromatic hydrocarbons 35 Salmonella saintpaul 35 Naturopaths 35 carbon tetrachloride 35 potassium iodine 35 molecular biologists 35 electrologists 35 Keith Baverstock 35 Meir Stampfer 35 pyrethrins 35 Triclosan 35 radioactive Polonium 35 PhysOrg.com Researchers 35 veterinary oncologist 35 methyl iodide 35 BSL3 35 Karolinska Institute Stockholm 35 hepatologists 35 formaldehyde 35 engineered nanomaterials 35 Clostridium sordellii 35 diethylene glycol DEG 35 thimerosal mercury based 35 AAHRPP 35 Geoffrey Ozin 35 Noam Sobel 35 NT proBNP assay 35 Investigative Dermatology 35 Gary Huffnagle 35 PM#.# exposure 35 surgeons oncologists 35 Secretary Mary Selecky 35 Alexei Popikov 35 persistent fever cough 35 represents allergists asthma 35 Environmental Research UFZ 35 BPA 35 Ira Leifer 35 polyester resins alkyd resins 35 xenoestrogens 35 enterococci 35 Koutsaftis 35 methodologically rigorous 35 Dr. Marsha Rappley 35 Saccharin 35 Dr. Billittier 35 Aspartame 35 vomiting abdominal cramps 35 biotoxin 35 PFBA 35 Neal Benowitz 35 beak deformities 35 degrease parts 35 Schernhammer 35 surgeons radiologists 35 toad tadpoles 35 Serebruany 35 GOARN 35 LIAI 35 accident reconstructionists 35 toxic pollutant 35 wine tasters 35 Strongly rooted 35 Agnes Rimando 35 Criminalists 35 mass spectroscopy 35 Solo Gabriele 35 hormesis 35 UNSCEAR 35 Peronard 35 Regulatory Toxicology 35 radiolabeled TM# 35 haematologists 35 Gobas 35 Irva Hertz Picciotto 35 Applied Toxicology 35 chromium picolinate 35 Doreen Stabinsky 35 veterinarians 35 Setton processing 35 Frank Bisby 35 ciguatera 35 Pulickel Ajayan 35 Toxicological Research 35 2 ethylhexyl phthalate 35 Friedrich Loeffler Institute 35 physiatrists 35 chronic pleural fibrosis 35 limnologist 35 Veterinary Diagnostic 35 Cognitive Neuroscience Laboratory 35 organophosphorus pesticides 35 polychlorinated biphenyl 35 unmeasured confounders 35 PCBs dioxins 35 Child Fatality 35 UFZ 35 phthalate DEHP 35 BMC Biology 35 Melissa Kemperman