{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,28]],"date-time":"2026-07-28T16:15:35Z","timestamp":1785255335275,"version":"3.55.0"},"reference-count":20,"publisher":"Informa UK Limited","issue":"3","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Scandinavian Journal of Rheumatology"],"published-print":{"date-parts":[[1983,1]]},"DOI":"10.3109\/03009748309098549","type":"journal-article","created":{"date-parts":[[2007,11,30]],"date-time":"2007-11-30T14:59:57Z","timestamp":1196434797000},"page":"273-279","source":"Crossref","is-referenced-by-count":30,"title":["Persistent and Transient Iga Deficiency in Juvenile Rheumatoid Arthritis"],"prefix":"10.1080","volume":"12","author":[{"given":"Pirkko","family":"Pelkonen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Erkki","family":"Savilahti","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anna-Liisa","family":"M\u00e4kel\u00e4","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"301","published-online":{"date-parts":[[2009,7,12]]},"reference":[{"key":"CIT0001","doi-asserted-by":"crossref","first-page":"223","DOI":"10.1097\/00005792-197105000-00004","volume":"50","author":"Ammann A. J.","year":"1971","journal-title":"Medicine"},{"key":"CIT0002","doi-asserted-by":"crossref","first-page":"98","DOI":"10.1016\/S0022-3476(70)80050-6","volume":"77","author":"Attwater J. S.","year":"1970","journal-title":"J Pediatr"},{"key":"CIT0003","first-page":"195","volume":"20","author":"Brewer E. J.","year":"1977","journal-title":"Arthritis Rheum"},{"key":"CIT0004","first-page":"850","volume":"9","author":"Cassidy J. T.","year":"1966","journal-title":"Arthritis Rheum"},{"key":"CIT0005","first-page":"296","volume":"35","author":"Cassidy J. T.","year":"1979","journal-title":"Clin exp Immunol"},{"key":"CIT0006","first-page":"181","volume":"20","author":"Cassidy J. T.","year":"1977","journal-title":"Arthritis Rheum"},{"key":"CIT0007","first-page":"411","volume":"113","author":"Huntley C. C","year":"1967","journal-title":"Amer J Dis Child"},{"key":"CIT0008","first-page":"115","volume":"13","author":"Immonen P","year":"1968","journal-title":"Ann Paediatr Fenniae"},{"key":"CIT0009","doi-asserted-by":"crossref","first-page":"192","DOI":"10.1111\/j.1423-0410.1975.tb00494.x","volume":"29","author":"Koistinen J","year":"1975","journal-title":"Vox Sang"},{"key":"CIT0010","doi-asserted-by":"crossref","first-page":"52","DOI":"10.1016\/S0022-3476(81)80532-X","volume":"98","author":"Levitt D.","year":"1981","journal-title":"J Pediatr"},{"key":"CIT0011","doi-asserted-by":"crossref","first-page":"785","DOI":"10.1002\/art.1780210708","volume":"21","author":"Lorber A.","year":"1978","journal-title":"Arthritis Rheum"},{"key":"CIT0012","first-page":"445","volume":"20","author":"Pachman L. M.","year":"1977","journal-title":"Arthritis Rheum"},{"key":"CIT0013","first-page":"103","volume":"10","author":"Panush R. S.","year":"1972","journal-title":"Clin exp Immunol"},{"issue":"8","key":"CIT0014","first-page":"013","volume":"4","author":"Pelkonen P.","year":"1975","journal-title":"Scand J Rheumatol"},{"key":"CIT0015","first-page":"415","volume":"11","author":"Savilahti E","year":"1972","journal-title":"Clin exp Immunol"},{"key":"CIT0016","first-page":"395","volume":"13","author":"Savilahti E","year":"1973","journal-title":"Clin exp Immunol"},{"key":"CIT0017","doi-asserted-by":"crossref","first-page":"513","DOI":"10.1111\/j.1651-2227.1979.tb05049.x","volume":"68","author":"Savilahti E.","year":"1979","journal-title":"Acta Paediatr Scand"},{"key":"CIT0018","doi-asserted-by":"crossref","first-page":"632","DOI":"10.1016\/S0140-6736(75)90115-4","author":"Seager J.","year":"1975","journal-title":"Lancet"},{"key":"CIT0019","volume":"1001","author":"Stanworth D. R.","year":"1977","journal-title":"Lancet i"},{"key":"CIT0020","first-page":"215","volume":"89","author":"Waldmann T. A.","year":"1976","journal-title":"Trans Assoc Am Physicians"}],"container-title":["Scandinavian Journal of Rheumatology"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.tandfonline.com\/doi\/pdf\/10.3109\/03009748309098549","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2017,6,18]],"date-time":"2017-06-18T01:39:48Z","timestamp":1497749988000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.tandfonline.com\/doi\/full\/10.3109\/03009748309098549"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1983,1]]},"references-count":20,"journal-issue":{"issue":"3","published-online":{"date-parts":[[2009,7,12]]},"published-print":{"date-parts":[[1983,1]]}},"alternative-id":["10.3109\/03009748309098549"],"URL":"https:\/\/doi.org\/10.3109\/03009748309098549","relation":{},"ISSN":["0300-9742","1502-7732"],"issn-type":[{"value":"0300-9742","type":"print"},{"value":"1502-7732","type":"electronic"}],"subject":[],"published":{"date-parts":[[1983,1]]}}}