Oxygen transport during steady-state submaximal exercise in chronic hypoxia - Wolfel, E E; Groves, B M; Brooks, G A; Butterfield, G E; Mazzeo, R S; Moore, L G; Sutton, J R; Bender, P R; Dahms, T E; McCullough, R E; McCullough, R G; Huang, S; Sun, S; Grover, R F; Hultgren, H N; Reeves, J T (J Appl Physiol, 1991)