1.
Safwat W, Mahrous MR, Zarif B. Smoking Prevalence and Difficulties to Quitting Among National Heart Institute Patients, Visitors, and Workers (Egypt). EJHS [Internet]. 2022 Aug. 6 [cited 2024 Jun. 17];7(3):51-60. Available from: https://www.ajpojournals.org/journals/index.php/EJHS/article/view/1144