COVID-19(11) Computed tomography(7) Pneumonia(6) Postherpetic(4) neuralgia(4) Tomography, X-Ray Computed(4) Radiology, interventional(4) Post-herpetic neuralgia(4) COVID-19 pneumonia(4) herpes zoster(4) Coronavirus disease 2019(4) Coronary artery(3) single-center(3) detect(3) Treatment(3) groups(3) Mortality(3) Follow-up(3) COVID-19 patient(3) pandemic(3) 95% CI(3) initial(3) hospitalized patient(3) Severe COVID-19 pneumonia(3) with COVID-19(3) Coronary artery disease(3) Mild(3) calcium(3) preventive treatment(3) material(3)