Huang, YH, MJ Sun, M Jiang, and BY Fu. 2009. “Immunohistochemical Localization of Glucagon and Pancreatic Polypeptide on Rat Endocrine Pancreas: Coexistence in Rat Islet Cells”. European Journal of Histochemistry 53 (2), e10. https://doi.org/10.4081/ejh.2009.e10.