Ovulation of the trematode Fascioloides magna in relation to the duration of parasitation.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D003670:Deer; D005243:Feces; D005260:Female; D010060:Ovulation; D010270:Parasite Egg Count; D013997:Time Factors; D014200:Trematoda / Q000502:physiology*; D014201:Trematode Infections / Q000662:veterinary