A mass vaccination campaign targeting adults and children to prevent typhoid fever in Hechi; Expanding the use of Vi polysaccharide vaccine in Southeast China: A cluster-randomized trial
10.1186/1471-2458-5-49
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Main Authors: | , , , , , , , , , , , , , , , , , , , , , , , , , , |
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Format: | Article |
Published: |
2020
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Subjects: | |
Online Access: | https://scholarbank.nus.edu.sg/handle/10635/178033 |
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Institution: | National University of Singapore |