K Sharpe, W Hopkins, KR Emslie, C Howe, GJ Trout, R Kazlauskas, MJ Ashenden, CJ Gore, R Parisotto, and AG Hahn. 2002. “Development of Reference Ranges in Elite Athletes for Markers of Altered Erythropoiesis”. Haematologica 87 (12). Pavia, Italy, 1248-57. https://doi.org/10.3324/%x.