Khaliq W, Ponor L, Cheripalli P, Tangella K, Chaudhry Z
Department of Medicine, Johns Hopkins University School of Medicine, 5200 Eastern Avenue, MFL Bldg, West Tower 6th Floor, Baltimore, MD 21224, USA.
QJM. 2012 Nov;105(11):1109-11. doi: 10.1093/qjmed/hcr168. Epub 2011 Sep 14.