Plasma and blood volumes in elderly patients after surgery.
D000368:Aged; D000369:Aged, 80 and over; D001810:Blood Volume; D005853:Geriatrics / Q000601:surgery*; D010361:Patients; D010949:Plasma; D013514:Surgical Procedures, Operative
BLOOD VOLUME/in old age; GERIATRICS/surgery; SURGERY, OPERATIVE/in old age