Korur, A., Asma, S., Gereklioglu, C., Boga, C., & Ozdogu, H. (2021). Factors influencing vaccination status against influenza and pneumococcus in sickle cell anemia patients . Annals of Medical Research, 28(2), 0343–0346. Retrieved from http://www.annalsmedres.org/index.php/aomr/article/view/384