title: Population genetics and drug resistance in nematode.
authors.forename: W
authors.initials: W
authors.lastname: Grant
mesh_terms: D000818:Animals; D000969:Antinematodal Agents / Q000494:pharmacology*; D001562:Benzimidazoles / Q000494:pharmacology*; D004351:Drug Resistance / Q000235:genetics; D005828:Genetics, Population; D006188:Haemonchiasis / Q000469:parasitology / Q000662:veterinary*; D006189:Haemonchus / Q000187:drug effects* / Q000235:genetics; D007978:Levamisole / Q000494:pharmacology*; D011110:Polymorphism, Genetic; D012150:Polymorphism, Restriction Fragment Length; D012756:Sheep; D012757:Sheep Diseases / Q000469:parasitology*
chemical_list: D000969:Antinematodal Agents; D001562:Benzimidazoles; D007978:Levamisole; C031000:benzimidazole