共 11 条
[1]
ARONSON JD, 1940, T STUDIES COLLEGE 4, V8, P27
[3]
COMSTOCK GW, 1967, AM REV RESPIR DIS, V95, P935
[4]
COMSTOCK GW, 1970, AM REV RESPIR DIS, V101, P780
[5]
COMSTOCK GW, 1961, PUBLIC HEALTH REP, V75, P19
[6]
FEREBEE SH, 1969, ADV TUBERC RES, V17, P28
[8]
KAPLAN GJ, 1972, AM REV RESPIR DIS, V105, P920
[10]
SIMMET R, 1960, PUBLIC HEALTH REP, V75, P877