Shareef, S. J., Kamal, M. M. and Saeed Ahmed, N. B. (2016) “A prospective study on the effect of waist circumference on symptom severity of gastroesophageal reflux disease”, Zanco Journal of Medical Sciences (ZJMS), 20(3), p. 1531_1535. doi: 10.15218/zjms.2016.0054.