[1] Komagome Hosp, Dept Surg, Tokyo Metropolitan Canc & Infect Dis Ctr, Tokyo, Japan
[2] Komagome Hosp, Dept Med Oncol, Tokyo Metropolitan Canc & Infect Dis Ctr, Tokyo, Japan
[3] Komagome Hosp, Tokyo Metropolitan Canc & Infect Dis Ctr, Dept Pathol, Tokyo, Japan
[4] Komagome Hosp, Tokyo Metropolitan Canc & Infect Dis Ctr, Div Clin Res Support, Tokyo, Japan
[5] Komagome Hosp, Tokyo Metropolitan Canc & Infect Dis Ctr, Dept Surg & Clin Genet, Tokyo, Japan