1. Vitamin status during total parenteral nutrition;Stromberg;Journal of Parenteral and Enteral Nutrition,1981
2. Vitamin A deficiency from long-term parenteral nutrition;Howard;Annals of Internal Medicine,1980
3. Pharmaceutical factors in long-term parenteral nutrition;Farwell,1980
4. Vitamin A and E requirements during T.P.N.;Kishi;Journal of Parenteral and Enteral Nutrition,1981
5. The stability of vitamins in T.P.N. solutions during storage in 3 litre bags;Allwood;British Journal of Intravenous Therapy,1982