6Stray-Gundersen J,Robert F,Levine BD.''Living high-training low''altitude training improves sea level performance in male and female elite runners.J Appl Physiol 2001;91:1113-20
7Sewka MN,Victor A.Blood volume:importance and adaptations to exercise training,environmental stresses,and trauma/sickness.Med Sci Sports Exerc 2000;,32:332-48
8Boning D,Maassen N,Jochum F,et al.After-effects of a high altitude expedition on blood.Int J Sports Med 1997;18:179-85
