Author = WAEL A. MOHAMED, M.D.; AHMED Y.A. ELBATSH, M.Sc.
Ultrasound Guided Percutaneous Tracheostomy versus Conventional Tracheostomy: Technique and Outcome

Volume 89, September, September 2021, Pages 1669-1678

NAGLAA M. ALY, M.D.; HEBA A. LABIB AHMED, M.D.; WAEL A. MOHAMED, M.D.; AHMED Y.A. ELBATSH, M.Sc.