Distribution of HLA-B 27 in patients with juvenile rheumatoid arthritis 87

were Japanese, and in all onset of the disease occurred before the age of 16 years. Diagnosis was based on the criteria (Brewer et al., 1973) for classification of JRA adopted by the American Rheumatism Association (Table 1). Each patient was carefully observed and underwent a complete examination. Radiological examination was performed on affected joints… CONTINUE READING