H Ewald, I Klerings, G Wagner, TL Heise… - Journal of clinical …, 2020 - folia.unifr.ch
RESULTS The 47 original meta-analyses included 444 trials (median 6 per review
[interquartile range (IQR) 3-11]) with 360045 participants (median 1,371 per review [IQR 685 …