7Levine BD,Stray -Gundersun J,Duhaime G,et al."Living high -training low":the effect of altitude acclimatization/normoxic training in trained runners[J].Med Sci Sports Exerc,1991,23:s25.
8Bente Klarlund Pedersen and Anders Dyhr Toft.Effects of ex-ercise on lymphocytes and cytokines[J].Br J Sports Med,2000,34:246 -251.
9Nadzieja Drela,Ewa Kozdron,and Piotr Szczypiorski.Moderate exercise may attenuate some aspects of immunosenescence[J].BMC Geriatr,2004,(4):8.
10Bente Klarlund Pedersen,Anders Dyhr Toft Effects of exercise on lymphocytes and cytokines[J].Br J Sports Med,2000,34:246 -251.
