Chronic diarrhea as initial manifestation of polyarteritis nodosa: A case-based review Paul J. Tejada-Llacsa; Julia Sumire Umes; Manuel Francisco Ugarte-Gil; Graciela S. Alarcón; Víctor Román Pimentel-Quiroz;

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;

Prevalence of comorbidities and use of medication in psoriatic arthritis patients: findings from a Mexican cohort David Vega-Morales; Alejandro Garza-Alpirez; María Fernanda Martínez-Guerra; Alondra Elizabeth Montoya-Montes;