The effect of control of chronic fascioliasis on the productivity of lowland sheep.
D000818:Animals; D002908:Chronic Disease; D005211:Fascioliasis / Q000517:prevention & control / Q000662:veterinary*; D005260:Female; D011247:Pregnancy; D012756:Sheep / Q000254:growth & development*; D012757:Sheep Diseases / Q000517:prevention & control*