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Yttrium-90 radiosynoviorthesis of the knee joint in rheumatic inflammatory diseases shows favourable results. Because of the supposed exposure of the patients gonads, Yttrium synoviorthesis has rarely been performed in patients below the age of 40. Scintigraphic studies in 20 patients with rheumatoid arthritis showed no significant leakage of the(More)
1. A protection test for measuring serological protective properties against the encephalitis (St. Louis type) virus is described. 2. Normal non-contact sera and sera from persons supposed to have had no exposure to the disease do not protect against the virus. 82.5 per cent of sera from tested St. Louis encephalitis convalescents and at least 66 per cent(More)