O'Sullivan, B M Responses to infection with Haemonchus contortus and Trichostrongylus colubriformis in ewes of different reproductive status. [electronic resource] - International journal for parasitology Jul 1973 - 521-30 p. digital Publication Type: Journal Article ISSN: 0020-7519 Standard No.: 10.1016/0020-7519(73)90049-0 doi Subjects--Topical Terms: Abomasum--immunologyAnimalsEosinophils--cytologyFecesFemaleIntestine, Small--immunologyLactationLeukocytes--cytologyMast Cells--cytologyParasite Egg CountPregnancyPregnancy Complications--immunologyReproductionSheepSheep Diseases--immunologyTrichostrongyloidiasis--immunology