Carotid and peripheral atherosclerosis in male marathon runners - Kröger, Knut; Lehmann, Nils; Rappaport, Lisa; Perrey, Mareike; Sorokin, Alexey; Budde, Thomas; Heusch, Gerd; Jöckel, Karl-Heinz; Thompson, Paul D.; Erbel, Raimund; Möhlenkamp, Stefan