Explanation for substandard of care comparators in rheumatology randomised trial protocols

Affiliations

• ¹ Department of Equity, Ethics, and Policy, McGill University, Montreal, QC H3A 1G1, Canada.
• ² Department of Medicine, McGill University, Montreal, QC H3A 1G1, Canada; Division of Rheumatology, McGill University, Montreal, QC H3A 1G1, Canada; Lady Davis Institute, McGill University, Montreal, QC H3A 1G1, Canada.
• ³ Departments of Medicine and Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada.
• ⁴ Division of Immunology and Rheumatology, Stanford University, Palo Alto, CA, USA.
• ⁵ Department of Equity, Ethics, and Policy, McGill University, Montreal, QC H3A 1G1, Canada. Electronic address: jonathan.kimmelman@mcgill.ca.