Mohamed , F. A. ., Awami , S. M. . and Kharchevnyk, M. . (2018) “Evaluation of Methods of Gastroesophegeal Reflux Disease Diagnosis in Thawra Teaching Hospital Elbaida –Libya”, Al-Mukhtar Journal of Sciences. Al Bayda, Libya, 33(4), pp. 290–297. doi: 10.54172/mjsc.v33i4.300.