Chakraborty, Nabanita, and Gautam Kumar Joardar. 2019. “Assessment of Vaccine Wastage in an Immunization Clinic of a Tertiary Care Hospital, Kolkata, West Bengal”. International Journal Of Community Medicine And Public Health 6 (11):4959-63. https://doi.org/10.18203/2394-6040.ijcmph20195088.