Survival prognostic factors and markers of morbidity in Spanish patients with systemic sclerosis
Carmen-Pilar Simeon, Luis Armadans, Vicent Fonollosa, Miquel Vilardell, Jaume Candell, Carles Tolosa, Fermín Mearin, María José Rodrigo, Roser Solans, Joan Lima, Gabriel Sampol
Annals of the Rheumatic Diseases Dec 1997, 56 (12) 723-728; DOI: 10.1136/ard.56.12.723