Pharmacology and Toxicology 878 Toxicology 216 MVSc 51 Environmental toxicology 45 Toxicology-- Biology 34 Pollution 33 Pharmacology and toxicology 32 Environmental chemistry 19 Pharmacology 19 Pesticides 18 Phamacology and Toxicology 17 Environmental aspects 16 methods 15 toxicology 15 TOXICOLOGY 14 Industrial toxicology 13 Poisons 13 Dissertations, Academic (Ph.D) 12 Poisoning 12 Ecology 11 toxicity 11 Chemical toxicology 10 Food Contamination, Residues and Toxicology 10 Medicine 10 Public health 10 adverse effects 10 Food safety 9 Insecticides 9 Mycotoxins 9 Organic chemistry 9