Rockers, Peter C.; Røttingen, John-Arne; Shemilt, Ian; … - In: Health Policy 119 (2015) 4, pp. 511-521
trials. However, well-conducted quasi-experimental studies can provide strong evidence for causal inference. With this … research. We define quasi-experimental studies as those that estimate causal effect sizes using exogenous variation in the … regarding quasi-experimental studies in three non-health fields that utilize systematic reviews (education, development, and …