Nandhagopal R, Al-Asmi A, Arunodaya G R, Jacob P C, Al-Azri F, Burney I A
Department of Medicine,Sultan Qaboos University Hospital and College ofMedicine and Health Sciences, SQU, Al-Khod, Muscat, Oman.
QJM. 2011 Jul;104(7):619-20. doi: 10.1093/qjmed/hcq089. Epub 2010 Jun 8.