1. Doulas: Supportive, calm birth partners or obstructive to clinicians British Journal of M;Bainbridge;idwifery,2010
2. Doula support while laboring: Does it help achieve a more natural birth International Journal of Childbirth E;Devereaux;ducation,2013
3. How to implement complementary therapies for laboring women.;Zwelling;MCN, T The American Journal of Maternal Child Nursing,2006