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. Author manuscript; available in PMC: 2022 Sep 6.
Published in final edited form as: Nat Microbiol. 2021 Nov 1;6(11):1345–1346. doi: 10.1038/s41564-021-00982-0

Fig. 1. The highs and lows of PfSPZ malaria vaccine development.

Fig. 1

A flow chart of notable exciting and disappointing moments in the course of developing the PfSPZ vaccine. DVI, direct intravenous injection; IM, intramuscular; SC, subcutaneous.