Poster Presentation 66
Malignant Tumor Clinical Study 8

[P66-1] Treatment of Oral Cancer. Does preoperative treatment improve prognosis? Medicine Systematic Review, Meta-Analysis,and GRADE Assessment

ODAWARA Sho¹, ADACHI Masatoshi², YUASA Hidemichi³, SATO Fumihiko⁴, OTSURU Mitsunobu⁵ (1.Division of OMS, Matsue City Hospital, 2.Dept. of Oral Surgery, Akiru Municipal Medical Center, 3.Dept. of OMS, National Hospital Organization Toyohashi Medical Center, 4.Dept. of OMS, Ichinomiya Municipal Hospital, 5.Tokai Univ. Oiso Hospital Dept. of Oral Surgery)