AUTHOR=Canhao Helena , Masuko Kayo , Nakamura Hiroshi TITLE=Editorial: Nutrition and Metabolism in Rheumatic Diseases JOURNAL=Frontiers in Medicine VOLUME=6 YEAR=2019 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2019.00101 DOI=10.3389/fmed.2019.00101 ISSN=2296-858X