1. Prevalence of malnutrition in surgical patients;Brunn;Clin Nutr,1999
2. Incidence and recognition of malnutrition in hospital;McWhirter;Br Med J,1994
3. Immunosuppression in surgery;Heys;Postgrad Surg,1995
4. Perioperative total parenteral nutrition in surgical patients;N Engl J Med,1991
5. l-arginine stimulates host defences in patients with breast cancer;Brittenden;Surgery,1994