“…The reviewers were most often physicians (specialists) or a combination hereof [5, 13, 15–18, 20–23, 25, 27, 28, 30–32, 35–39, 41, 42, 45, 47, 50, 51, 53–55, 57, 58]. A subset of studies included a multidisciplinary study team consisting of physicians, general practitioners, a medical officer, case managers, (specialized) nurses, medical record specialists, social workers and/or administrative staff [14, 24, 29, 33, 44, 46, 48]. In three studies senior residents performed the review supervised by a senior physicians [19, 26, 59].…”