共 26 条
[2]
AVERY ME, 1987, PEDIATRICS, V79, P26
[3]
BURTON JDK, 1962, LANCET, V1, P235
[6]
FONKALSRUD EW, 1975, SURGERY, V78, P373
[7]
FROESE AB, 1987, AM REV RESPIR DIS, V135, P1363, DOI 10.1007/BF03009896
[8]
GAU GS, 1986, EARLY HUM DEV, V15, P221