Terzi, H., R. Terzi, and T. Altınbilek. “Pregnancy-Related Lumbopelvic Pain in Early Postpartum Period and Risk Factorr”. International Journal of Research in Medical Sciences, vol. 3, no. 7, Jan. 2017, pp. 1617-21, doi:10.18203/2320-6012.ijrms20150239.