Khan, Sadaf, Gajendra Kumar Gupta, Deepika Agrawal, Syed Hasan Nawaz Zaidi, Jyoti Batra, Sabin Syed, Lokesh Sharma, et al. “The Big Catch-Up: Addressing Zero-Dose Children As a Surrogate of Vaccination Disruptions During Public Health Emergencies: A Review of Literature”. European Scientific Journal, ESJ 20, no. 36 (December 31, 2024): 19. Accessed April 18, 2025. https://test.eujournal.org/index.php/esj/article/view/18897.