(First published online [14th July 2018])
Original text and correction
There is a minor mistake in the flowchart (figure 1).
In the Melbourne site, 72 participants was randomised to the placebo group, not 73.
Original text
![](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary:20181225034328867-0105:S0007114518002702:S0007114518002702_fig1g.jpeg?pub-status=live)
Correction
![](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary:20181225034328867-0105:S0007114518002702:S0007114518002702_fig2g.jpeg?pub-status=live)
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Published online by Cambridge University Press: 15 November 2018
(First published online [14th July 2018])
Original text and correction
There is a minor mistake in the flowchart (figure 1).
In the Melbourne site, 72 participants was randomised to the placebo group, not 73.
Original text
Correction