We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSickness and sex of child.AuthorsVerkuyl, D APublicationLancet (London, England), 2000, Vol 355, Issue 9205, p756ISSN0140-6736Publication typeCommentaryDOI10.1016/S0140-6736(05)72170-X