Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleLetter to the editor.AuthorsHallen, André; Cooper, Arthur J LPublicationJournal of Clinical Endocrinology & Metabolism, 2015, Vol 100, Issue 1, pL15ISSN0021-972XPublication typeJournal ArticleDOI10.1210/jc.2014-3963