Ozek, K.; Yildiz, T.; Mizrak, C. Influence of Dietary Lactobacillus-Based Probiotic or Essential Oil Blend on Laying Performance, Blood Parameters and Humoral Immunity of Laying Hens Reared in Summer. Indian J of Anim Sci 2012, 82 (8), 909–913. https://doi.org/10.56093/ijans.v82i8.23035.