Double-counting of effect sizes and inappropriate exclusion of studies in "The influence of vitamin D supplementation on IGF-1 levels in humans: A systematic review and meta-analysis".
Amiri M, Raeisi-Dehkordi H, Vorland CJ, Chen X, Brown AW, Allison DB. Double-counting of effect sizes and inappropriate exclusion of studies in "The influence of vitamin D supplementation on IGF-1 levels in humans: A systematic review and meta-analysis". Ageing Res Rev. 2021 03; 66:101236.