AUTHOR=Massari Roberto , Mok Greta S. P. TITLE=Editorial: New trends in single photon emission computed tomography (SPECT) JOURNAL=Frontiers in Medicine VOLUME=10 YEAR=2023 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2023.1349877 DOI=10.3389/fmed.2023.1349877 ISSN=2296-858X