50 years of staging.
Fritz
April
A
Fritz and Associates, Reno, NV, USA. april@afritz.org
D026683:Advisory Committees / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D008370:Manuals as Topic; D009367:Neoplasm Staging / Q000266:history*; D012042:Registries