Li-jun Ma

Intravenous Contrast Material Administration at High-pitch Dual-source CT Coronary Angiography: Bolus-tracking Technique with Shortened Time of Respiratory Instruction Versus Test Bolus Technique.

K. Sun, Guo-rong Liu, Yuechun Li, 2012, Chinese medical sciences journal = Chung-kuo i hsueh k'o hsueh tsa chih.

Feasibility and Diagnostic Accuracy for Assessment of Coronary Artery Stenosis of Prospectively Electrocardiogram-gated High-pitch Spiral Acquisition Mode Dual-source CT Coronary Angiography in Patients with Relatively Higher Heart Rates: in Comparison with Catheter Coronary Angiography.

K. Sun, Rui-juan Han, Li-Fang Cui, 2012, Chinese medical sciences journal = Chung-kuo i hsueh k'o hsueh tsa chih.

Prospectively Electrocardiogram-Gated High-Pitch Spiral Acquisition Mode Dual-Source CT Coronary Angiography in Patients with High Heart Rates: Comparison with Retrospective Electrocardiogram-Gated Spiral Acquisition Mode

K. Sun, Jiuhong Chen, Rui-juan Han, 2012, Korean journal of radiology.

Prospectively ECG-gated high-pitch spiral acquisition mode dual-source CT coronary angiography in patients with high heart rates: comparison with retrospective ECG-gated spiral acquisition mode

K. Sun, Jiuhong Chen, Rui-juan Han, 2011 .

Vehicle Logo Detection Method Based on Improved YOLOv4

L. Ma, Li-jun Ma, Zhijian Qu, 2022, Electronics.