"Vaccine, Pentavalent". International Drug Price Indicator Guide. Archived from the original on 25 ஜனவரி 2020. Retrieved 8 December 2015. {{cite web}}: Check date values in: |archive-date= (help)
"Vaccine, Pentavalent". International Drug Price Indicator Guide. Archived from the original on 25 ஜனவரி 2020. Retrieved 8 December 2015. {{cite web}}: Check date values in: |archive-date= (help)