CNA. (2022, October 25). Singapore grants interim authorisation or Pfizer bivalent COVID-19 booster vaccine. Retrieved from https://www.channelnewsasia.com/singapore/pfizer-comirnaty-bivalent-covid-19-booster-vaccine-jab-shot-hsa-authorisation-3024286
Ministry of Health, Singapore. (2022, October 7). Expert Committee on COVID-19 Vaccination Recommends COVID-19 Vaccination For Children Aged 6 Months and Above, and Recommends the Moderna/Spikevax Bivalent Original/Omicron COVID-19 Vaccine for Ages 18 and Above. Retrieved from https://www.moh.gov.sg/news-highlights/details/expert-committee-on-covid-19-vaccination-recommends-covid-19-vaccination-for-children-aged-6-months-and-above-and-recommends-the-moderna-spikevax-bivalent-original-omicron-covid-19-vaccine-for-ages-18-years-and-above
Ministry of Health, Singapore. (2022, October 11). Earlier Rollout of Bivalent Moderna/Spikevax Vaccination. Retrieved from https://www.moh.gov.sg/news-highlights/details/earlier-rollout-of-bivalent-moderna-spikevax-vaccination
Ministry of Health, Singapore. (2022, October 21). Bivalent Moderna Spikevax Vaccine to Be Made Available to Healthcare Workers. Retrieved from https://www.moh.gov.sg/news-highlights/details/bivalent-moderna-spikevax-vaccine-to-be-made-available-to-healthcare-workers