Fluid and electrolyte balance in elderly patients.
D000368:Aged / Q000601:surgery; D001826:Body Fluids; D004573:Electrolytes / Q000378:metabolism*; D006801:Humans; D013514:Surgical Procedures, Operative; D014882:Water-Electrolyte Balance
D004573:Electrolytes
AGED/surgery; BODY FLUIDS; ELECTROLYTES/metabolism; SURGERY, OPERATIVE/in aged