The coexistence of rheumatoid arthritis and ankylosing spondylitis: Case series and literature review Hanene Lassoued Ferjani; Ben Ayed Hiba; Dorra Ben Nessib; Dhia Kaffel; Kaouther Maatallah; Wafa Hamdi;

Sociodemographic, clinical, and biochemical characteristics of patients who presented with and without lupus nephritis in a cohort of Mexican patients with systemic lupus erythematosus in a referral centre Fabiola Pazos-Pérez; Aida Martínez-Badajoz; Francisco M. Bravo-Rojas; Estafanía Garduño-Hernández; María I. Gil-Arredondo; Rocío Catana-Hernández; Mario C. Ocampo-Torres; Juan C. Hernández-Rivera;

Systemic sclerosis-associated interstitial lung disease: Diagnostic approaches and challenges Jessica L. Fairley; Nicole S.L. Goh; Mandana Nikpour;