Alfieri, M A Selenium and zinc levels in surgical patients receiving total parenteral nutrition. [electronic resource] - Biological trace element research Jan 1998 - 33-9 p. digital Publication Type: Journal Article ISSN: 0163-4984 Standard No.: 10.1007/BF02784038 doi Subjects--Topical Terms: AdultAgedHumansMiddle AgedNutritional StatusParenteral Nutrition, Total--standardsPrealbumin--analysisReference ValuesSelenium--administration & dosageSpectrophotometry, AtomicSurgical Procedures, OperativeZinc--administration & dosage