title: Worm burdens in cows: the effect of anthelmintic treatment on the parasite egg output.
mesh_terms: D000367:Age Factors; D000818:Animals; D002417:Cattle / Q000469:parasitology*; D005243:Feces / Q000469:parasitology*; D005260:Female; D006189:Haemonchus / Q000187:drug effects; D007774:Lactation / Q000187:drug effects; D007978:Levamisole / Q000494:pharmacology*; D009348:Nematoda / Q000187:drug effects* / Q000302:isolation & purification; D010270:Parasite Egg Count / Q000662:veterinary; D049590:Postpartum Period / Q000187:drug effects; D011247:Pregnancy; D012756:Sheep / Q000469:parasitology; D014251:Trichostrongyloidea / Q000187:drug effects
chemical_list: D007978:Levamisole