- Simultaneous dipyridamole/maximal subjective exercise with 99mTc-MIBI SPECT: improved diagnostic yield in coronary artery disease. Candell-Riera, J., Santana-Boado, C., Castell-Conesa, J., Aguadé-Bruix, S., Olona, M., Palet, J., Cortadellas, J., García-Burillo, A., Soler-Soler, J. J. Am. Coll. Cardiol. (1997)