The futility of retrospective study.
D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D007044:Hysterectomy; D007045:Hysterectomy, Vaginal; D012189:Retrospective Studies; D013530:Surgical Wound Infection / Q000517:prevention & control*
D000900:Anti-Bacterial Agents