Letter: Dog roundworms and public health.
D000818:Animals; D001196:Ascariasis / Q000662:veterinary*; D004283:Dog Diseases / Q000469:parasitology*; D004285:Dogs; D006801:Humans; D011634:Public Health; D012987:Soil; D014120:Toxocariasis / Q000662:veterinary*
D012987:Soil