Both decreased and increased grey-to-white matter attenuation ratio in the putamen and caudate on early head computed tomography differentiate patients with favorable and unfavorable outcomes after prolonged cardiac arrest-secondary analysis of the Prague OHCA study. - Hrdlicka J; Smalcova J; Bircakova B; Lambert L; Belohlavek J; Burgetova A (Quantitative imaging in medicine and surgery, 2023)