(1)
Lien, R.; Hess, J.; Giesen, A.; Yersin, A. Influence of 2-Hydroxy-4-(Methylthio)butanoic Acid on Early Egg and Chick Weights of Broiler Breeders. Int. J. Poult. Sci. 2003, 2 (6), 430–437. https://doi.org/10.3923/ijps.2003.430.437.