%0 Journal Article %A Nancy J. Olsen %A David R. Karp %T Hydroxychloroquine: An Old Drug With New Tricks %D 2021 %R 10.3899/jrheum.201589 %J The Journal of Rheumatology %P 796-798 %V 48 %N 6 %U https://www.jrheum.org/content/jrheum/48/6/796.full.pdf