Forman, R., Shah, S., Jeurissen, P., Jit, M., & Mossialos, E. (2021). COVID-19 vaccine challenges: What have we learned so far and what remains to be done? Health policy (Amsterdam), 125(5), 553-567. https://doi.org/10.1016/j.healthpol.2021.03.013
Citácia podle Chicago (17th ed.)Forman, Rebecca, Soleil Shah, Patrick Jeurissen, Mark Jit, a Elias Mossialos. "COVID-19 Vaccine Challenges: What Have We Learned so Far and What Remains to Be Done?" Health Policy (Amsterdam) 125, no. 5 (2021): 553-567. https://doi.org/10.1016/j.healthpol.2021.03.013.
Citácia podľa MLA (8th ed.)Forman, Rebecca, et al. "COVID-19 Vaccine Challenges: What Have We Learned so Far and What Remains to Be Done?" Health Policy (Amsterdam), vol. 125, no. 5, 2021, pp. 553-567, https://doi.org/10.1016/j.healthpol.2021.03.013.