In situ evidence of neoplastic cell phagocytosis by macrophages in papillary thyroid cancer. - Fiumara,A.; Belfiore,A.; Russo,G.; Salomone,E.; Santonocito,G.M.; Ippolito,O.; Vigneri,R.; Gangemi,P. (J Clin Endocrinol Metab, 1997)