(14159016), M. A. K., (21363497), S. M. R., (9617363), S. O., (18847747), A. W. K., (21363500), W. S. S., (14153124), N. A., & (12051430), M. A. (2022). Prevalence and correlates of COVID-19 vaccine hesitancy among the elderly in Qatar: A cross-sectional study.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)(14159016), Mustafa Abdul Karim, Shuja M. Reagu (21363497), Sami Ouanes (9617363), Abdul Waheed Khan (18847747), Wesam S. Smidi (21363500), Nadeen Al-Baz (14153124), و Majid Alabdulla (12051430). Prevalence and Correlates of COVID-19 Vaccine Hesitancy Among the Elderly in Qatar: A Cross-sectional Study. 2022.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)(14159016), Mustafa Abdul Karim, et al. Prevalence and Correlates of COVID-19 Vaccine Hesitancy Among the Elderly in Qatar: A Cross-sectional Study. 2022.