Sultan Aldosari, Mansour Al Moudi, & Zhonghua Sun. (2017). Double-Low Dose Protocol of Computed Tomography Pulmonary Angiography (CTPA) in the Diagnosis of Pulmonary Embolism: A Feasible Approach for Reduction of Both Contrast Medium and Radiation Doses. Heart Research, 4(2), 33–38. https://doi.org/10.17140/HROJ-4-139