Original ResearchPublished 7 October 2026Automated voxel-based prostate volumetry improves PSA density–based detection of clinically significant prostate cancer in the PSA gray zone: comparison with manual segmentation and the ellipsoid formulaJing Han · Yi Qiu · Houdong Liu · Jing WenFrontiers in Digital Healthdoi 10.3389/fdgth.2026.1897681