Bernfort L, Brodtkorb T. QALY som effektmått inom vården : möjligheter och begränsningar. Linköping: linköping University Electronic Press. Cmt- Rapport. 2012.
Brodtkorb T. National system for assessment, prioritization and introduction of non-pharmaceutical health technologies, a pilot study. Cmt- Rapport. 2010.
Onken JE, Greer PK, Calingaert B, Hale LP. Bromelain treatment decreases secretion of pro-inflammatory cytokines and chemokines by colon biopsies in vitro. Clin Immunol. 2008 Mar 1;126(3):345-52.
Espaulella J, Guyer H, Diaz-Escriu F, Mellado-Navas JA, Castells M, Pladevall-Vila M. Nutritional supplementation of elderly hip fracture patients. A randomized, double-blind, placebo-controlled trial. Age Ageing. 2000 Sep;29(5):425-31.