… The author contributions were as follows: Khaled Alrajhi conceived the idea, collected
and reviewed data, and prepared the manuscript. Jeffrey Perry supervised data collection, …

Objectives: To examine the influence of emergency department (ED) waiting time estimate
provision on the satisfaction of patients. Methods: This was a randomized controlled trial at …

Background In patients presenting with skin and soft tissue infections (SSTI), the use of
ultrasound may lead to a more accurate distinction between cellulitis and abscess compared with …

… Author links open overlay panel Khaled Alrajhi MD a , Michael Y. Woo MD a b , Christian …
Author contributions: Dr Alrajhi: contributed to conceiving the idea for the study; writing and …

Objectives: To determine the ultrasound guidance for central venous catheter (USG-CVC)
placement rate of emergency physicians (EPs) in Kingdom of Saudi Arabia. Methods: A cross-…

This study proposes a dynamic ant colony optimization algorithm to solve the static frequency
assignment problem. This approach solves the static problem by modeling it as a dynamic …

The use of ultrasound-guided central venous catheter (USG-CVC) placement is still low
among emergency physicians in many countries, including Saudi Arabia, because of several …

This study proposes the ant metaheuristic algorithm to solve the frequency assignment
problem. In this approach, the descent method constructed as three ants which each of which …

Background: Emergency Medicine physicians are shown to be at increased risk of burnout.
In this study, we aimed to assess the risk of burnout among emergency physicians working at …

… Between 1983 and 1992, the operational budget of the King Khaled Eye Specialist Hospital
(KKESH) authorized the purchase of 400 corneal buttons from the United States per year. …