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  1. Article

    Prevalence of ECG testing and characteristics among new hydroxychloroquine and chloroquine users within a multi-center tertiary care center

    COVID-19 raised concern regarding cardiotoxicity and QTc prolongation of hydroxychloroquine (HCQ) and chloroquine (CQ). We examined the frequency and patient factors associated with ECG testing and the detecti...

    May Y. Choi, Brittany Weber, Emma Stevens, Hongshu Guan in Rheumatology International (2022)

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    Article

    Comparison of an administrative algorithm for SLE disease severity to clinical SLE Disease Activity Index scores

    Systemic lupus erythematosus (SLE) severity, reflecting both disease intensity and duration, is heterogeneous making it challenging to study in administrative databases where severity may confound or mediate a...

    Cameron B. Speyer, Daniel Li, Hongshu Guan, Kazuki Yoshida in Rheumatology International (2020)