Bischof, K., Moitzi, A. and König, D. 2024. Impact of collagen peptide supplementation together with long-term resistance training on maximal strength and muscle size in healthy adults – A systematic review and meta-analysis. Current Issues in Sport Science (CISS). 9, 4 (Sep. 2024), 002. DOI:https://doi.org/10.36950/2024.4ciss002.