{{Cite journal| doi = 10.1016/j.hpopen.2023.100096| volume = 4| pages = 100096| last1 = Bell| first1 = David| last2 = Brown| first2 = Garrett W.| last3 = Oyibo| first3 = Wellington A.| last4 = Ouédraogo| first4 = Samiratou| last5 = Tacheva| first5 = Blagovesta| last6 = Barbaud| first6 = Elena| last7 = Kalk| first7 = Andreas| last8 = Ridde| first8 = Valery| last9 = Paul| first9 = Elisabeth| title = COVAX - Time to reconsider the strategy and its target| journal = Health Policy OPEN| access-date = 2023-07-04| date = 2023| url = https://hal.science/hal-04149586}}