From single-arm studies to externally controlled studies. Methodological considerations and guidelines.
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DOI: 10.1016/j.therap.2019.11.007
Abstract: Single-arm studies are sometimes used as pivotal studies but they have methodological limitations which prevent them from obtaining the high level of reliability as for a randomised controlled study which remains the gold standard in… read more here.
Keywords: controlled studies; externally controlled; arm studies; single arm ... See more keywords