Professor Hamashima Department of Nursing Faculty of Medical Technology Teikyo University, Professional Experience Section Head 2002-2018; Cancer Screening Assessment Section Cancer Screening Assessment and Management Division Research Center for Cancer Prevention and Screening National Cancer Center, Tokyo, Japan Senior lecturer 1997-2002; Department of Preventive Medicine School of Medicine, St. Marianna University, Kawasaki, Japan Staff researcher 1996-1997; Department of Health Policy and Management School of Medicine, Keio University, Tokyo, Japan Staff physician 1987-1996 Cancer Screening Center Cancer Institute Hospital, Tokyo, Japan.