1. Shukor, A.R. (2021). COVID-19 Menurut Perspektif Islam. Retrieved from http://covid-19.moh.gov.my/semasa-kkm/2021/01/vaksin-covid19-menurut-perspektif-islam.
2. Al-Qarem, W.A. and Jarab, A.S. (2020). COVID-19 Vaccination Acceptance and Its Associated Factors Among a Middle Eastern Population. Front Public Health. doi: 10.3389/fpubh.2021.632914. eCollection 2021.
3. Barello S, Nania T, Dellafiore F, Graffigna G, Caruso R. (2020). 'Vaccine hesitancy' among university students in Italy during the COVID-19 pandemic. Eur. J. Epidemiol. 2020 Aug;35(8):781-783. doi: 10.1007/s10654-020-00670-z. Epub 2020 Aug 6. PMID: 32761440; PMCID: PMC7409616.
4. Berita Harian Online. (2021). Hukum Covid-19 Harus. Retrieved from: https://www.msn.com/en-my/news/berita/hukum-vaksin-covid-19-harus-mufti-wilayah/ar-BB1dFkms.
5. Bernama. (2021). Malaysia Referred To World-Renowed Ulama On Fatwa Over Vaccination - Dr Zulkifli. Retrieved from: https://www.thesundaily.my/local/malaysia-referred-to-world-renowned-ulama-on-fatwa-over-vaccination-dr-zulkifli-BB6928641.
6. Brewer, N.T., G.B. Chapman, A.J. Rothman, J. Leask, and A. Kempe. (2017). Increasing Vaccination: Putting Psychological Science in to Action. Psychological Science in the Publisc Interest. 18(3): 149-207. Doi:10.1177/1529100618760521.
7. Elhadi, M. Et al. (2021). Elhadi M, Alsoufi A, Alhadi A, Hmeida A, Alshareea E, Dokali M, Abodabos S, Alsadiq O, Abdelkabir M, Ashini A, Shaban A, Mohammed S, Alghudban N, Bureziza E, Najah Q, Abdulrahman K, Mshareb N, Derwish K, Shnfier N, Burkan R, Al-Azomi M, Hamdan A, Algathafi K, Abdulwahed E, Alheerish K, Lindi N, Anaiba M, Elbarouni A, Alsharif M, Alhaddad K, Alwhishi E, Aboughuffah M, Aljadidi W, Jaafari A, Khaled A, Zaid A, Msherghi A. Knowledge, attitude, and acceptance of healthcare workers and the public regarding the COVID-19 vaccine: a cross-sectional study. BMC Public Health. 2021 May 20;21(1):955. doi: 10.1186/s12889-021-10987-3. PMID: 34016073; PMCID: PMC8136114.
8. Echoru, I., Patricia Decanar Ajambo2 , Emmanuel Keirania3,4 and Edmund E. M. Bukenya1,3. (2021). Sociodemographic factors associated with acceptance of COVID-19 vaccine and clinical trials in Uganda: a cross-sectional study in western Uganda. BMC Public Health (2021) 21:1106 https://doi.org/10.1186/s12889-021-11197-7
9. Kreps S, Prasad S, Brownstein JS, Hswen Y, Garibaldi BT, Zhang B, Kriner DL. Factors Associated With US Adults' Likelihood of Accepting COVID-19 Vaccination. JAMA Netw Open. 2020 Oct 1;3(10):e2025594. doi: 10.1001/jamanetworkopen.2020.25594. Erratum in: JAMA Netw Open. 2020 Nov 2; 3(11):e2030649. PMID: 33079199; PMCID: PMC7576409.
10. Lazarus, J.F, Ratzan, S.C, Palayew, A., gostin, L.A. Larson, H.J., Rabin, K., Kimball, S. And El-Mohandes, A. (2020). A Global Survey of Potential Acceptance of A COVID-19 Vaccine. Nature Research. https//:doi.org./10.1038/s41591-020-1124-9.
11. Migriño, J., Jr, Gayados, B., Birol, K., De Jesus, L., Lopez, C. W., Mercado, W. C., Tolosa, J. C., Torreda, J., & Tulagan, G. (2020). Factors affecting vaccine hesitancy among families with children 2 years old and younger in two urban communities in Manila, Philippines. Western Pacific Surveillance and Response Journal: WPSAR, 11(2), 20–26. https://doi.org/10.5365/wpsar.2019.10.2.006
12. Mohd. Noor, M.M. (2021). COVID-19 Menurut Perspektif Islam. Retrieved from http://covid-19.moh.gov.my/semasa-kkm/2021/01/vaksin-covid19-menurut-perspektif-islam.
13. Moore, Sarah. (2021). The Importance of Global COVID-19 Vaccination. Retrieved from https://www.news-medical.net/health/The-Importance-of-Global-COVID-19-Vaccination.aspx.
14. Nasarah, S.A. (2021). Program Malaysia Prihatin platform kempen kesedaran bahaya COVID-19, kepentingan vaksin. Retrieved from https://www.astroawani.com/berita-malaysia/program-malaysia-prihatin-platform-kempen-kesedaran-bahaya-covid19-kepentingan-vaksin-291365.
15. Novella, Stevan. (2019). WHO – Vaccine Hesitancy Top Health Threat. Retrived from https://sciencebasedmedicine.org/who-vaccine-hesitancy-top-health-threat/
16. Panda DS, Giri RK, Nagarajappa AK, Basha S. Covid-19 vaccine, acceptance, and concern of safety from public perspective in the state of Odisha, India. Hum Vaccin Immunother. 2021 May 19:1-5. doi: 10.1080/21645515.2021.1924017.
17. Puri, N., Coomes, E.A., Haghbayan, H. Gunaratne, K. (2021). Social media and vaccine hesitancy: new updates for the era of COVID-19 and globalized infectious diseases. Human Vaccines and Immunotherapeutics, 16:11, 2586- 2593, DOI: 10.1080/21645515.2020.1780846.
18. Rodríguez-Blanco N, Montero-Navarro S, Botella-Rico JM, Felipe-Gómez AJ, Sánchez-Más J. (2021). Tuells J.Int J Environ Res Public Health. 2021 May 15;18(10):5272. doi: 10.3390/ijerph18105272.
19. Schwarzinger, M., Watson, V., Arwidson, P., Alla, F and Luchini, S. (2021). COVID-19 Vaccine Hesitancy in A Representative Working-Age Population In France: A Survey Experiment Based On Vaccine Characteristics. Lancet Public Health doi:10.1016/S2468-2667(21)00012-8. Epub 2021 Feb 6.
20. Syed Alwi, S. A. R., Rafidah, E., Zurraini, A., Juslina, O, Brohi I.B and Lukas, S. (2021). A survey on COVID-19 vaccine acceptance and concern among Malaysians. BMC Public Health 2021 21:1129.
21. Wang, J., Jing, R., Lai, X., Zhang, H., Lyu, Y., Knoll, M.D and Fang, H. (2020). Acceptance of COVID-19 Vaccination during the COVID-19 Pandemic in China. Vaccines (Basel) doi: 10.3390/vaccines8030482.
22. WHO. (2020). Achieving Acceptance of COVID-19 Vaccine. Chapter in book. Retrieved from: https://www.nap.edu/read/25917/chapter/9#192
23. Yaqub, O., Clarke, S.C., Sevdalis, N. And Chatway, J. (2014). Attitude to Vaccination: A Critical Review. Social Science and Medicine Journal. 112(2014), pp 1 – 11.