Volume 89, June, June 2021, Pages 1045-1049
AMR A. RATEB, M.D.; AMR A. RATEB, M.D.; FAISAL NOUR EL DIN, M.D.; RANA ABD ELAZEEM HAMMAD, M.Sc.; KHALDA S. MOHAMED, M.D.; DINA M. SALAMA, M.D.