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HARVARD Citation
Perez Chacon, G. et al. (2020). OPTIMUM study protocol: an adaptive randomised controlled trial of a mixed whole-cell/acellular pertussis vaccine schedule. BMJ open. 10 (12), p. . [Online].
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Perez Chacon, G. et al. (2020). OPTIMUM study protocol: an adaptive randomised controlled trial of a mixed whole-cell/acellular pertussis vaccine schedule. BMJ open. 10 (12), p. . [Online].