共 17 条
[1]
BENSON CD, 1962, PAEDIATRIC SURGERY, P668
[3]
FONKALSRUD EW, 1969, PEDIATRICS, V43, P79
[4]
GOUREVITCH A, 1971, Annals of the Royal College of Surgeons of England, V48, P141
[5]
GRUCHALSKI J, 1976, LANCET, V2, P517
[6]
Hamilton W.J., 1962, HUMAN EMBRYOLOGY
[7]
Keith A., 1903, J ANAT PHYSL, V37, P18
[8]
LOUW J H, 1952, S Afr J Clin Sci, V3, P109
[9]
LOUW JH, 1955, LANCET, V2, P1065