Figure 1From: Hydroxychloroquine effectiveness in reducing symptoms of hand osteoarthritis (HERO): study protocol for a randomized controlled trial Overview of systematic review of hydroxychloroquine use in osteoarthritis. Databases: PubMed, MEDLINE and Embase. Search terms: MeSH headings #1 ‘osteoarthritis’ and #2 ‘hydroxychloroquine’ or ‘chloroquine’. Limits: Humans.Back to article page