Holcombe, D W Effects of exogenous ovine growth hormone on reproduction, serum hormone profiles and milk characteristics in early-postpartum fine-wool ewes nursing single or twin offspring. [electronic resource] - Theriogenology Apr 1989 - 843-54 p. digital Publication Type: Journal Article ISSN: 0093-691X Standard No.: 10.1016/0093-691x(89)90029-0 doi