Rieger, J., S. Twardziok, H. Huenigen, R. M. Hirschberg, and J. Plendl. “Porcine Intestinal Mast Cells. Evaluation of Different Fixatives for Histochemical Staining Techniques Considering Tissue Shrinkage”. European Journal of Histochemistry, vol. 57, no. 3, July 2013, p. e21, doi:10.4081/ejh.2013.e21.