共 28 条
[21]
SACK J, 1975, PEDIATR RES, V9, P837, DOI 10.1203/00006450-197511000-00007
[25]
WEINER S, 1980, J REPROD MED, V24, P39
[26]
WENSTROM KD, 1990, OBSTET GYNECOL, V76, P513