Guide from the Colegio Mexicano de Reumatología for the Pharmacological Treatment of Systemic Sclerosis Part 1: Cutaneous Involvement, Interstitial Lung Disease, and Pulmonary Arterial Hypertension. - Chacón-Abril K; Portela-Hernández M; Fajardo-Hermosillo LD; Limón-Camacho L; Ruiz-Gómez NI; Pacheco-Tena C; Barrera-Rodríguez AA; Vera-Lastra O; Mejía M; Buedía-Roldán I; Martínez-Espinosa K; Mateos H; et al. (Reumatologia clinica, 2026)