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Burnett-Bowie SM, Saag K, Sebba A, de Papp AE, Chen E, Rosenberg E, Greenspan SL.Burnett-Bowie SM, et al. Among authors: greenspan sl.J Clin Endocrinol Metab. 2009 Apr;94(4):1097-103. doi: 10.1210/jc.2008-1122. Epub 2009 Jan 13.J Clin Endocrinol Metab. 2009.PMID: 19141590Free PMC article.