Circulating progenitor cells decrease immediately after marathon race in advanced-age marathon runners - Adams, V; Linke, A; Breuckmann, F; Leineweber, K; Erbs, S; Kränkel, N; Bröcker-Preuss, M; Woitek, F; Erbel, R; Heusch, G; Hambrecht, R; Schuler, G; Möhlenkamp, S (Eur J Cardiovasc Prev Rehabil, 2008)