Mr Hassen Mohammed

Pdoc Res Fellow (A) (with PhD)

School of Medicine

College of Health

Eligible to supervise Masters and PhD (as Co-Supervisor) - email supervisor to discuss availability.


Dr. Hassen Mohammed, an Early Career Researcher at the Vaccinology and Immunology Research Trials Unit (VIRTU), earned his Ph.D. from the University of Adelaide in 2021. His research primarily centers around the epidemiology and burden of vaccine-preventable diseases, vaccine coverage, safety, and effectiveness. Since beginning his Ph.D. in 2017, he has published 19 peer-reviewed studies, including nine first-author publications, with a field-weighted citation impact of 3.27 (2018-2024). He has also contributed to commissioned evaluations of vaccine programs, such as South Australia's School Immunisation Programs , the COVID-19 vaccine roll-out in SA (2022), and the distribution of the 2020 SA Influenza vaccine. Additionally, he has been involved in drafting the Australian Technical Advisory Group on Immunisation (ATAGI) advice for pre-Pharmaceutical Benefits Advisory Committee (PBAC) submissions (2021-2022).

Hassen is an early-career researcher at Vaccinology and Immunology Research Trials Unit (VIRTU). He completed his honours degree with a first class and awarded his PhD in 2021 from the University of Adelaide. His research interest include broadly in areas of vaccine preventable diseases, vaccine coverage, safety and effectiveness.

Language Competency
Amharic Can read, write, speak, understand spoken and peer review
English Can read, write, speak, understand spoken and peer review

Date Institution name Country Title
2017 - 2021 University of Adelaide, Adelaide Australia Ph.D in Medicine
2016 - 2016 University of Adelaide, Adelaide Australia Bachelor of Health Sciences - First Class Honours
2012 - 2015 University of Adelaide, Adelaide Australia Bachelor of Health Science

Year Citation
2025 Mohammed, H., Riley, K., Clarke, M., Walker, M. S., & Marshall, H. S. (2025). Provider Determinants of Maternal Influenza and Pertussis Vaccination Uptake in South Australia in a Tertiary Healthcare Setting. Journal of Clinical Medicine, 14(3), 890.
DOI Scopus1
2025 Pham-Tran, D. D., Leong, L. E. X., McMillan, M., Lawrence, A., Mohammed, H., Finn, A., & Marshall, H. S. (2025). The lack of specificity of
<i>sodC</i>
-based PCR for the detection of
<i>Neisseria meningitidis</i>
carriage in pharyngeal swabs from adolescents. Microbiology Spectrum, 13(5), 8 pages.

DOI Scopus2 WoS1 Europe PMC1
2024 McMillan, M., Mohammed, H., Bednarz, J., Leong, L. E. X., Lawrence, A., Sullivan, T. R., . . . Marshall, H. S. (2024). Longitudinal study of meningococcal carriage in adolescents and young adults in South Australia 2017-2020.. The Journal of infection, 88(2), S0163-4453(24)00021-5.
DOI Scopus3 WoS2 Europe PMC2
2024 Naghavi, M., Ong, K. L., Aali, A., Ababneh, H. S., Abate, Y. H., Abbafati, C., . . . Murray, C. J. L. (2024). Global burden of 288 causes of death and life expectancy decomposition in 204 countries and territories and 811 subnational locations, 1990-2021: a systematic analysis for the Global Burden of Disease Study 2021. The Lancet, 403(10440), 2100-2132.
DOI Scopus1618 WoS1580 Europe PMC1435
2024 Mohammed, H., Peut, C., McMillan, M., Wang, B., Sullivan, T. R., & Marshall, H. S. (2024). THE ROLE OF SCHOOLS IN MENINGOCOCCAL CARRIAGE AMONG ADOLESCENTS AND YOUNG ADULTS IN SOUTH AUSTRALIA.. Pediatr Infect Dis J, 43(7), e249-e251.
DOI
2024 Wang, B., Mohammed, H., Andraweera, P., McMillan, M., & Marshall, H. (2024). Vaccine effectiveness and impact of meningococcal vaccines against gonococcal infections: A systematic review and meta-analysis. Journal of Infection, 89(3), 10 pages.
DOI Scopus16 WoS14 Europe PMC10
2023 Mohammed, H., Pham-Tran, D. D., Yeoh, Z. Y. M., Wang, B., McMillan, M., Andraweera, P. H., & Marshall, H. S. (2023). A Systematic Review and Meta-Analysis on the Real-World Effectiveness of COVID-19 Vaccines against Infection, Symptomatic and Severe COVID-19 Disease Caused by the Omicron Variant (B.1.1.529). Vaccines, 11(2), 1-19.
DOI Scopus36 WoS32 Europe PMC31
2023 Wang, B., Andraweera, P., Elliott, S., Mohammed, H., Lassi, Z., Twigger, A., . . . Marshall, H. (2023). Asymptomatic SARS-CoV-2 Infection by Age: A Global Systematic Review and Meta-analysis. The Pediatric Infectious Disease Journal, 42(3), 232-239.
DOI Scopus44 WoS38 Europe PMC41
2023 McRae, J. E., McHugh, L., King, C., Beard, F. H., Blyth, C. C., Danchin, M. H., . . . Macartney, K. (2023). Influenza and pertussis vaccine coverage in pregnancy in Australia, 2016–2021. Medical Journal of Australia, 218(11), 528-541.
DOI Scopus19 WoS20 Europe PMC16
2023 Tuckerman, J., Riley, K., Straube, S., Mohammed, H., Danchin, M., & Marshall, H. S. (2023). Interventions for increasing the uptake of immunisations in healthcare workers: A systematic review. Vaccine, 41(38), 5499-5506.
DOI Scopus1 WoS1
2021 Mohammed, H., Roberts, C. T., Grzeskowiak, L. E., Giles, L. C., Verburg, P., Dekker, G., & Marshall, H. S. (2021). Safety of maternal pertussis vaccination on pregnancy and birth outcomes: a prospective cohort study. Vaccine, 39(2), 324-331.
DOI Scopus13 WoS10 Europe PMC9
2021 Alene, K. A., Gelaw, Y. A., Fetene, D. M., Koye, D. N., Melaku, Y. A., Gesesew, H., . . . Kinfu, Y. (2021). COVID-19 in Ethiopia: a geospatial analysis of vulnerability to infection, case severity and death. BMJ Open, 11(2), e044606-1-e044606-11.
DOI Scopus20 WoS19 Europe PMC17
2021 Gesesew, H. A., Koye, D. N., Fetene, D. M., Woldegiorgis, M., Kinfu, Y., Geleto, A. B., . . . Adane, A. A. (2021). Risk factors for COVID-19 infection, disease severity and related deaths in Africa: a systematic review. BMJ Open, 11(2), e044618-1-e044618-10.
DOI Scopus53 WoS47 Europe PMC53
2021 Mohammed, H., McMillan, M., & Marshall, H. S. (2021). Social and behavioral predictors of two-doses 4CMenB vaccine series among adolescents enrolled in a cluster randomized controlled trial in Australia. Human Vaccines & Immunotherapeutics, 18(1), 1-9.
DOI WoS1
2021 Mohammed, H., McMillan, M., Andraweera, P. H., Elliott, S. R., & Marshall, H. S. (2021). A rapid global review of strategies to improve influenza vaccination uptake in Australia.. Human vaccines & immunotherapeutics, 17(12), 1-13.
DOI Scopus13 WoS13 Europe PMC13
2021 Tessema, G. A., Kinfu, Y., Dachew, B. A., Tesema, A. G., Assefa, Y., Alene, K. A., . . . Tesfay, F. H. (2021). The COVID-19 pandemic and healthcare systems in Africa: a scoping review of preparedness, impact and response. BMJ Global Health, 6(12), e007179-1-e007179-14.
DOI Scopus179 WoS173 Europe PMC164
2020 Mohammed, H., Roberts, C. T., Grzeskowiak, L. E., Giles, L., Leemaqz, S., Dalton, J., . . . Marshall, H. S. (2020). Psychosocial determinants of pertussis and influenza vaccine uptake in pregnant women: A prospective study.. Vaccine, 38(17), 3358-3368.
DOI Scopus20 WoS20 Europe PMC19
2020 Deshpande, A., Miller-Petrie, M. K., Lindstedt, P. A., Baumann, M. M., Johnson, K. B., Blacker, B. F., . . . Behzadifar, M. (2020). Mapping geographical inequalities in access to drinking water and sanitation facilities in low-income and middle-income countries, 2000–17. The Lancet Global Health, 8(9), e1162-e1185.
DOI Scopus129 WoS111 Europe PMC79
2020 Mohammed, H., Roberts, C. T., Grzeskowiak, L. E., Giles, L. C., Dekker, G. A., & Marshall, H. S. (2020). Safety and protective effects of maternal influenza vaccination on pregnancy and birth outcomes: A prospective cohort study. EClinicalMedicine, 26, 1-9.
DOI Scopus26 WoS21 Europe PMC19
2019 Mohammed, H., McMillan, M., Roberts, C. T., & Marshall, H. S. (2019). A systematic review of interventions to improve uptake of pertussis vaccination in pregnancy.. PloS one, 14(3), 0214538.
DOI Scopus40 WoS37 Europe PMC30
2018 Mohammed, H., Clarke, M., Koehler, A., Watson, M., & Marshall, H. (2018). Factors associated with uptake of influenza and pertussis vaccines among pregnant women in South Australia. PLoS ONE, 13(6), e0197867-1-e0197867-14.
DOI Scopus65 WoS62 Europe PMC45

Year Citation
2023 McMillan, M., Mohammed, H., Saunders, L., Clarke, M., & Marshall, H. (2023). School immunisation program review South Australia.
2022 McMillan, M., Mohammed, H., Wang, B., Saunders, L., Clarke, M., McDonough, J., & Marshall, H. (2022). Review of the COVID-19 vaccine program in South Australia.
2021 Elliott, S., Andraweera, P., McMillan, M., Evans, S., Wang, B., Mohammed, H., . . . Marshall, H. (2021). Review of 2020 Influenza vaccine distribution in South Australia.

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