1. Anath CV, Kinzler WL. Placental abruption: clinical features and diagnosis. UpToDate. 2014. http://www.uptodate.com.
2. Addiction in pregnancy;Keegan;J Addict Dis.,2010
3. Placenta praevia, placental abruption and amphetamine use in pregnancy: a case study;McLaurin;Women Birth,2013
4. American Congress of Obstetricians and Gynecologists, District II. Optimizing Protocols in Obstetrics: Management of Obstetric Hemorrhage. Series 2. 2012. https://www.acog.org/∼/media/Districts/District%20II/PDFs/Final_Hemorrhage_Web.pdf.
5. Tachysystole in term labor: incidence, risk factors, outcomes, and effect on fetal heart tracings;Heuser;Am J Obstet Gynecol,2013