共 7 条
- [1] ANDERSEN OS, 1960, J CLIN LAB INVEST, V12, P172
- [2] DITTMER DS, 1958, HANDBOOK RESPIRATION
- [4] GANDY G, 1964, PEDIATRICS, V34, P192
- [5] LANGLANDS JH, 1965, LANCET, V2, P315
- [6] LAUGHLIN DE, 1963, FED PROC, V22, P573
- [7] SNEDCOR GW, 1956, STATISTICAL METHODS