Incidence and clinical relevance of RET proto-oncogene germline mutations in pheochromocytoma patients. - Januszewicz,A.; Neumann,HP.; Lon,I.; Szmigielski,C.; Symonides,B.; Kabat,M.; Apel,TW.; Wocial,B.; Lapinski,M.; Januszewicz,W. (J Hypertens, 2000)