Authors: E N Harris; A E Gharavi; M L Boey; B M Patel; C G Mackworth-Young; S Loizou; G R Hughes Journal: Lancet Date: 1983-11-26 Impact factor: 79.321
Authors: C Tolosa-Vilella; J Ordi-Ros; R Jordana-Comajuncosa; A Selva-O'Callaghan; M Vilardell-Tarres Journal: Ann Rheum Dis Date: 1990-03 Impact factor: 19.103