1. Antecedent tonsillectomy and appendectomy in rheumatoid arthritis;Gottlieb;J Rheumatol,1979
2. Influence of antecedent lymphoid surgery on the odds of acquiring rheumatoid arthritis;Fernandez-Madrid;J Rheumatol,1985
3. The effect of tonsillectomy and appendectomy on the development of rheumatoid arthritis;Linos;J Rheumatol,1986
4. Rheumatoid arthritis is not associated with prior tonsillectomy or appendectomy;Moens;Clin Rheumatol,1994
5. Risk factors for rheumatoid arthritis: level of education, tonsillectomy and appendectomy;Eftekharian;Marmara Med J,2013