Observations on the relationship between Ascaris suum burdens in pigs and faecal egg counts.
D000818:Animals; D001196:Ascariasis / Q000469:parasitology / Q000662:veterinary*; D001200:Ascaris / Q000302:isolation & purification*; D005243:Feces / Q000469:parasitology*; D005260:Female; D007422:Intestines / Q000469:parasitology; D008297:Male; D010270:Parasite Egg Count; D012737:Sex Factors; D013270:Stomach / Q000469:parasitology; D013552:Swine; D013553:Swine Diseases / Q000469:parasitology*