Frandsen, T. F. (Producent), Nielsen, M. F. B. (Producent), Lindhardt, C. L. (Producent), Eriksen, M. B. (Producent) (2020). Using the full PICO model as a search tool for systematic reviews resulted in lower recall for some PICO elements. Data extraction. Unknown. Data_Pregnancy_and_Childbirth_Group_(.pdf), Data_Upper_GI_and_Pancreatic_Group(.pdf).