After a conducting a large meta-analysis of clinical trials involving more than 29,000 patients, researchers from the University of Texas MD Anderson Cancer Center in Houston have concluded that patients taking currently available biologic therapies for their rheumatoid arthritis (RA) are not at increased risk of cancer, compared with those receiving traditional disease-modifying treatments for RA, such as methotrexate and anti-inflammatory drugs.

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Other researchers who contributed to the study are from the department of general internal medicine and the research medical library at MD Anderson; the Texas Tech University Health Science Center (based in Lubbock, Texas), the Spanish Society of Rheumatology (Madrid, Spain), the Hospital 12 de Octubre (Madrid); and Manati Medical Center (in Manati, Puerto Rico).

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