S-100 protein in melanocytic tumours. An immunohistochemical investigation of benign and malignant melanocytic tumors and metastases of malignant melanoma and a characterization of the antigen in comparison to human brain - Kindblom,L.G.; Lodding,P.; Rosengren,L.; Baudier,J.; Haglid,K. (Acta Path Microbiol Immunol Scand Sect A, 1984)