共 9 条
[1]
Astrand PO, 1977, TXB WORK PHYSL
[2]
BARR AJ, 1979, SAS USERS GUIDE
[3]
BLOMQVIST CG, 1981, CIRC RES S1, V48, P187
[5]
FIXLER DE, 1979, PEDIATRICS, V64, P579
[7]
HAGBERG JM, AM J CARDIOL
[8]
LONGHURST JC, 1981, CIRC RES S1, V48, P1171
[9]
Yuhasz M. S., 1962, THESIS U ILLINOIS UR