References
- Bird G C. The use of the vacuum extractor. Clinics in Obstetrics and Gynaecology 1982; 9: 641–661
- Chua S, Arulkamaran S. Poor progress in labour including augmentation, malpositions and malpresentations. High risk obstetrics management options2nd ed., D K James, P J Steer, C P Weiner, B Gonik. W.B. Saunders, London 1999; 1115
- Cruickshank D P, Cruickshank J E. Face and brow presentation: a review. Clinical Obstetrics and Gynecology 1981; 24: 333–351
- Hayman R, Gilby J, Arulkumaran S. Clinical evaluation of a ‘hand pump’ vacuum delivery device. Obstetrics and Gynecology 2002; 100: 1190–1195
- Hellman L M, , et al. Face and brow presentation. American Journal of Obstetrics and Gynecology 1950; 59: 831–842
- Hofmeyr J. Abnormal fetal presentation and position. Turnbull's Obstetrics3rd ed., G Chamberlain, P J Steer. Harcourt, London 2001; 551
- Mostar S, Akaltin E, Babuna C. Deflexion attitudes. Obstetrics and Gynecology 1966; 28: 49–56
- Murphy D J, Liebling R E, Verity L, Swingler R, Patel R. Early maternal and neonatal morbidity associated with operative delivery in the second stage of labour: a cohort study. The Lancet 2001; 358: 1203–1207
- Posner L B, , et al. Face and brow presentation a continuing study. Obstetrics and Gynecology 1963; 21: 745–749