Review
Instrumental delivery: clinical practice guidelines from the French College of Gynaecologists and Obstetricians.
Eur. J. Obstet. Gynecol. Reprod. Biol. 2011 Nov 1; 159 (1): 43-8.
Multicenter Study
Mode and timing of twin delivery and perinatal outcomes in low- and middle-income countries: a secondary analysis of the WHO Multicountry Survey on Maternal and Newborn Health.
BJOG. 2014 Mar 1;121 Suppl 1:89-100.
Randomized Controlled Trial
Early versus delayed oxytocin augmentation in nulliparous women with prolonged labour--a randomised controlled trial.
BJOG. 2009 Mar 1;116(4):530-6.