About the Authors
- Johan Vekemans
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* E-mail: vekemansj@who.int
Affiliation World Health Organization, Initiative for Vaccine Research, Geneva, Switzerland
- Katherine L. O’Brien
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Affiliation World Health Organization, Initiative for Vaccine Research, Geneva, Switzerland
- Jeremy Farrar
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Affiliation Wellcome, London, United Kingdom
Competing Interests
The authors have declared that no competing interests exist.