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Literatura:
Gilad R. et al. „
Castor oil for induction of labor in post-date pregnancies: A randomized controlled trial
„
Women and Birth
Volume 31, Issue 1
, February 2018, Pages e26-e31
Kelly A. J., Kavanagh  J., Thomas J., “Castor oil, bath and/or enema for cervical priming and induction of labour” The Cochrane Collaboration 2013