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.
Johannes CB, Caro JJ, Hartz SC, Marrs R. Adverse effects of ovulatory stimulants: a review. Assist Reprod Rev. 1993;3:68-74.