Beer, M. de; Coon, C. The Effect of Feed Restriction Programs and Growth Curves on Reproductive Performance, in Vitro Lipogenesis and Heterophil to Lymphocyte Ratios in Broiler Breeder Hens. Int. J. Poult. Sci. 2009, 8 (4), 373–388. https://doi.org/10.3923/ijps.2009.373.388.