共 12 条
[2]
CREDE CSF, 1861, MSCHR GEBURTSH, V17, P274
[3]
CREDE CSF, 1853, KLINISCHE VORTRAGE G, V1, P599
[4]
GEMMELL AA, 1947, J OBSTET GYN BRIT EM, V54, P213
[5]
HARVIE J, 1767, PRACTICAL DIRECTIONS
[6]
LENNON GG, 1947, J OBSTET GYN BRIT EM, V54, P830
[8]
SEWALL CW, 1946, AM J OBSTET GYNECOL, V52, P564
[9]
SHEEHAN HL, 1948, LANCET, V1, P6
[10]
SMELLIE W, 1876, TREATISE THEORY PRAC, V1, P384