Abstract

1<p>Represents all participants 13 years of age or older, and includes four 12 year olds who were mistakenly administered ACASI instead of CAPI as indicated (as discussed in notes for <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0070254#pone-0070254-g001" target="_blank"><i>Fig. 1</i></a>).</p

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