Al-Najjar, H. Y., Omran, A. Z., & Al- Najjar, Z. A. (2016). Coronary Artery Spasm; Frequency and Angiographic Findings in the Iraqi center for heart diseases (Single Centre experience). Journal of the Faculty of Medicine Baghdad, 58(4), 337-341. https://doi.org/10.32007/jfacmedbagdad.584279