共 20 条
[1]
ANDERSON CM, 1975, PAEDIATRIC GASTROENT, P199
[2]
CAVANAGH D, 1968, J OBSTET GYN BR COMM, V77, P1037
[3]
CHATTERJEE A, 1977, LANCET, V1, P1333
[5]
DIEM K, 1970, SCI TABLES, P509
[6]
DIXON WJ, 1981, BMDP STATISTICAL SOF
[8]
GANONG WF, 1981, REV MED PHYSL, P371
[9]
HIRSCHHORN N, 1968, NEW ENGL J MED, V279, P176
[10]
Ibrahim A. S., 1981, Bulletin of Islamic Medicine, V1, P363