Waheed A, Waheeb Y, Hassan A, Fahim A. Seasonal influenza vaccination coverage and barriers among healthcare workers in an Egyptian Province . Med Lav [Internet]. 2020 Oct. 15 [cited 2025 Jan. 18];111(6):449-56. Available from: https://www.mattioli1885journals.com/index.php/lamedicinadellavoro/article/view/9489