The effect of combined jump training and collagen supplementation on bone mineral density in male and female elite cyclists - Hilkens, L.; van Schijndel, N.; Weijer, C.; Decroix, L.; Bons, J.; van Loon, L.; van Dijk, J. W. (28th Annual Congress of the European College of Sport Science, 4-7 July 2023, Paris, France, 2023)