Feeding a High-Concentrate Diet Reduces Milk Production is Associated with Endogenous Growth Hormone in Lactating Goats, 2024. Ping Sheng Ye, Lin Li, Yu Long Wu and Yuan Shu Zhang. Pakistan J. Zool., 56: 1225-1231. DOI: https://dx.doi.org/10.17582/journal.pjz/20230216080219