The inverse correlation between serum of anti-pneumococcal and ferritin levels after pneumococcal vaccination in splenectomised beta thalassemia major - Rahmanian, Karamatollah; Shakeri, Masihollah; Rahmanian, Vahid; Najafi-Tireh Shabankareh, Shahryiar; Sotoodeh Jahromi, Fatemeh; Sotoodeh Jahromi, Abdolreza (VacciMonitor, 2022)