共 12 条
[2]
CHOWDHURY NNR, 1964, J INDIAN MED ASS, V43, P111
[3]
CHRISTIANSSON G, 1960, Acta Paediatr, V49, P633, DOI 10.1111/j.1651-2227.1960.tb07780.x
[4]
Crawford MD, 1939, J OBSTET GYN BR EMP, V46, P540, DOI [10.1111/j.1471-0528.1939.tb05353.x, DOI 10.1111/J.1471-0528.1939.TB05353.X]
[5]
KHALIL M, 1967, J TROP MED HYG, V70, P11
[7]
LIDDLE L, 1959, J LAB CLIN MED, V54, P903
[9]
MARKS JF, 1968, PEDIATRICS, V42, P357