RAMYAA RAJENDIRAN, SHANTHI RAMESH, and JAGDEEP RAMESH. 2017. “Rubella Seroprevalence Among Unvaccinated Adolescent Girls in Chennai”. International Journal of Pharma and Bio Sciences 8 (1):163-66. https://doi.org/10.22376/ijpbs.2017.8.1.p163-166.