共 16 条
[3]
Butler NR., 1963, PERINATAL MORTALITY
[4]
DONELLY JF, 1964, AM J OBSTET GYNECOL, V88, P918
[5]
DRILLIEN CM, 1970, PEDIATR CLIN N AM, V17, P9
[8]
GRUENWALD P, 1963, BIOL NEONATORUM, V5, P215
[9]
GRUENWALD P, 1967, LANCET, V1, P1026
[10]
KAHN E, 1954, S Afr Med J, V28, P453