AUTHOR=He Kun , Zhang Yun , Wang Wei , Wang Yu , Sha Yue , Zeng Xuejun TITLE=Corrigendum: Clinical Characteristics of Cryoglobulinemia With Cardiac Involvement in a Single Center JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2022.899282 DOI=10.3389/fcvm.2022.899282 ISSN=2297-055X