HENRIKSEN EGIL 553,806 Cardiac morphology and dynamics in Swedish elite orienteers : evaluation of the right and left ventricle by two-dimensional and Doppler echocardiography / by Egil Henriksen ; [Uppsala University]. - Uppsala : Acta Universitatis Upsaliensis, 1999. -61 s. il. ; 25 cm. - (Comprehensive Summaries of Uppsala Dissertations from the