The Necessity of Randomized Clinical Trials
Janus Christian Jakobsen & Christian Gluud · Journal of Advances in Medicine and Medical Research · 2013
Aims: The hierarchy of evidence-based medicine determines the inferential powers of different clinical research designs. We want to address the difficult question if observational evidence under some circumstances can validate intervention effects. Methodology: Assessment of prev...
Open access
Research Article
10.9734/BJMMR/2013/3208