OPTIMUM study protocol: an adaptive randomised controlled trial of a mixed whole-cell/acellular pertussis vaccine schedule
Introduction Combination vaccines containing whole-cell pertussis antigens were phased out from the Australian national immunisation programme between 1997 and 1999 and replaced by the less reactogenic acellular pertussis (aP) antigens. In a large case–control study of Australian children born durin...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
BMJ Publishing Group
2020-12-01
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Series: | BMJ Open |
Online Access: | https://bmjopen.bmj.com/content/10/12/e042838.full |