共 15 条
[2]
BENIRSCHKE K, 1961, OBSTET GYNECOL, V18, P309
[3]
CHOW AW, 1974, PEDIATRICS, V54, P736
[4]
KLAUS MH, 1973, CARE HIGH RISK NEONA, P47
[5]
LAUWERYNS J, 1973, BIOL NEONATE, V22, P301
[10]
PAGE LA, 1974, P SOC EXP BIOL MED, V146, P269, DOI 10.3181/00379727-146-38085