The Medical Letter on Drugs and Therapeutics
New Ways To Scan The Myocardium
September 20, 1991 (Issue: 853)Myocardial images produced by injections of radioactive thallium chloride (201Tl), usually during exercise, have been used for many years for diagnosis of coronary artery disease (Medical Letter, 21:49, 1979). Recently, some new techniques and...more
The Medical Letter is a subscriber-funded nonprofit organization that publishes critical appraisals of new prescription drugs and comparative reviews of drugs for common diseases.