MethodsPublished 9 January 2026M-ECG: extracting heart signals with a novel computational analysis of magnetoencephalography dataAqil Izadysadr · Hamideh Sadat Bagherzadeh · Jennifer R. Stapleton-Kotloski · Gautam S. Popli · Cormac A. O'Donovan · Dwayne W. GodwinFrontiers in Neuroimagingdoi 10.3389/fnimg.2025.1675960