Nature CommunicationsImproved dynamic MRI of the wrist and heart at 0.55 T enabled by rapid 3D printed flexible coilsFélix MuñozYe TianTed LêJaehwan JangHelmut StarkMohammad Shafiqul IslamMin-gu KimKrishna S. NayakYasser Khan2026-04-20Full textDOI https://doi.org/10.1038/s41467-026-71817-x