共 25 条
[21]
Polgar G, 1971, PULMONARY FUNCTION T
[23]
GROWTH AND DECAY OF PULMONARY-FUNCTION IN HEALTHY BLACKS AND WHITES
[J].
RESPIRATION PHYSIOLOGY,
1978, 33 (03)
:367-393
[24]
Snedecor G.W., 1980, STAT METHODS