1. Personal data: -Name: Khalid Alnemer. - Home address: Riyadh 11481 P.O.Box 3643 Fax : +96612694191 Cell phone: +966555451050 2. Qualifications -Title: - Consultant cardiologist. - certified nuclear cardiologist. -certified interventional cardiologist. - Certified Cardiac CT imaging cardiologist. -certified consultant internist. -Head of nuclear cardiology Lab in PSHC, KFMC. -programme director of internal medicine residency programme SFH. -head of cath lab at security forces hospital. -Moderator of Riyadh chapter of Saudi interventional cardiology society. -chairman of continuous professional education committee in Saudi heart association. -chairman of imaging committee of Saudi heart association. -advisory board member of Saudi heart association. -clinical professor of cardiology, king