M. Vural, Ülkü Bayar, Y. Üstündağ, S. Aydemir, and M. Başaran, “Comparison of the ‘Twenty-Four Hour pH Monitoring Test’ Results of the Pregnant and Non-Pregnant Reflux Patients”, Gynecol Obstet Reprod Med, vol. 16, no. 2, pp. 75–78, Aug. 2010.