TY - SER AU - Takezaki, Toshiro. TI - Macrogeographic and micrographic comparative study of risk factors for gastric cancer in Japan, China and South America T2 - Estudios AtacameƱos ; PY - 1998/// CY - Chile-CL : PB - NORprint, N1 - Session 1 : Epidemiology and Pathology ER -