Alghamdi, Saad, Muhammad Umar Khayam Sahibzada, Nashwa T. Shesha, Akhmed Aslam, Ahmed Kabrah, Banan Atwah, Elshiekh B. Khidir, Radi Alsafi, Shouq Z Farash, Abdulbari A. Mazhar, Myle Akshay Kiran, and Faris Q. Alenzi. 2022. “Pneumococcal Surface Protein A: A Promising Candidate for the Next Generation of Pneumococcal Vaccines”. Cellular and Molecular Biology 67 (4):289-98. https://doi.org/10.14715/cmb/2021.67.4.32.