Caps, masks and boots.
D000985:Antisepsis; D003020:Clothing; D003696:Delivery Rooms / Q000592:standards*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008397:Masks; D009773:Obstetric Nursing; D009873:Operating Rooms / Q000592:standards*; D011247:Pregnancy; D012775:Shoes