Authors
Walid Y. Kamel
Department of Anesthesia, Intensive Care and Pain Management, Ain Shams University, Cairo, Egypt
Heba Y. Kamel
Geriatrics and Gerontology department, Faculty of Medicine, Ain Shams University, Cairo, Egypt
Ibrahim M. Elsherif
Department of Anesthesia, Intensive Care and Pain Management, Ain Shams University, Cairo, Egypt