Microbiology and postoperative infections.
D000391:Air Microbiology; D000985:Antisepsis; D001512:Bedding and Linens; D003428:Cross Infection / Q000517:prevention & control; D006797:Housekeeping, Hospital; D007109:Immunity; D008397:Masks; D008829:Microbiology; D011786:Quality Control; D012037:Refuse Disposal; D013523:Surgical Equipment; D013530:Surgical Wound Infection / Q000517:prevention & control; D014691:Ventilation