Validation of OSEM algorithm for attenuation correction in cardiac SPECT studies

Autor: Alenezi, Ahmed M.

Photon attenuation is believed to be one of the major causes of artefacts in cardiac SPECT studies and therefore should be corrected to improve the specificity of cardiac SPECT imaging for the detection of coronary artery disease. Today, many SPECT s

Externí odkaz: http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.419269

Narcolepsy in Saudi Arabia. Demographic and clinical perspective of an under-recognized disorder.

Autor: BaHammam AS; Sleep Disorder Center, College of Medicine, Department of Medicine, King Saud University, PO Box 225503, Riyadh 11324, Kingdom of Saudi Arabia. ashammam2@yahoo.com, Alenezi AM

Publikováno v: Saudi medical journal [Saudi Med J] 2006 Sep; Vol. 27 (9), pp. 1352-7.