Abdalla, I., Ahmed, S., Elhassan, E., Mirghani, O., & Adam, I. 2003 Jan 1. Instrumental (operative) vaginal deliveries: Vacuum extraction compared with forceps delivery at Wad Medani Teaching Hospital, Sudan. مجلة الجزيرة للعلوم الصحية. [على الإنترنت] 1:1