Barbera, C [Value of the determination of antinuclear factors in rheumatoid arthritis and Still's disease]. [electronic resource] - Minerva pediatrica Sep 1971 - 1609-14 p. digital Publication Type: Journal Article ISSN: 0026-4946 Subjects--Topical Terms: AdultAgedAntibodies, AntinuclearArthritis, Juvenile--immunologyArthritis, Rheumatoid--immunologyChildFemaleHumansMaleMiddle Aged