Singh, Jagtar, and Seema Thakur. “Immunogenicity of a Single Dose MRNA Vaccine in SARS-CoV-2 Exposed Subjects: A Systematic Review”. South East Asia Journal of Medical Sciences 6, no. 2 (September 26, 2022): 1–13. Accessed December 3, 2022. https://littlebaypublishers.com/index.php/seajournalms/article/view/85.