Dọkịta Zhang Chenghai

Ọ dị mma n'ịgwọ ọrịa kansa afọ na ọrịa afọ, ọkachasị ịwa ahụ laparoscopic radical gastrectomy (nkwụsị D2 lymph node), ịwa ahụ laparoscopic distal gastrectomy, ịwa ahụ proximal laparoscopic, ịwa ahụ laparoscopic radical nke kansa eriri afọ aka nri, ịwa ahụ laparoscopic radical nke kansa eriri afọ aka ekpe, ịwa ahụ laparoscopic radical nke kansa eriri afọ na-agbada, ịwa ahụ laparoscopic radical nke kansa rectal (waree sphincter-preserving ma ọ bụ ọrụ Miles), ịwa ahụ laparoscopic multiple primary gastrointestinal cancer, ịwa ahụ radical nke ọtụtụ kansa eriri afọ na ọgwụgwọ ịwa ahụ obere ihe mgbochi nke etuto ahụ stromal nke eriri afọ.