Vaccaro, R., E. Parisi Salvi, I. Nofroni, D’EsteI., S.M. Baglaj, and T. Renda. 2009. “Endocrine Cells in Atresic Chick Embryo Intestine: Histochemical and Immunohistochemical Study”. European Journal of Histochemistry 53 (3), e17. https://doi.org/10.4081/ejh.2009.e17.