- Thallium-201 myocardial scintigraphy: fractional uptake by the myocardium at rest and during exercise in patients with coronary artery disease and hypertrophic cardiomyopathy. Kambara, H., Ishii, Y., Kadota, K., Yonekura, Y., Torizuka, K., Kawai, C. European journal of nuclear medicine. (1980)