Recommendations and quality criteria to improve the early diagnosis of primary biliary cholangitis Álvaro Díaz-González; Noelia Fontanillas; Eva Gil-Hernández; Mercedes Guilabert; Maria-Carlota Londoño; Mar Noguerol; Fernando Pérez Escanilla; José J. Mira; Manuel Santiñá;

Colombian experience with the use of tofacitinib in severe acute ulcerative colitis: A case series study Viviana Parra-Izquierdo; Juan Sebastián Frías-Ordoñez; Fabián Juliao-Baños; Carlos Cuadros; Consuelo Romero Sanchez; Cristian Flórez-Sarmiento;

Tofacitinib in the treatment of moderate to severe ulcerative colitis in Colombian pediatric patients: Real world experience Viviana Parra-Izquierdo; Juan Sebastián Frías-Ordoñez; Carlos Cuadros; Melquicedec Vargas; José Fernando Vera Chamorro; Consuelo Romero Sanchez; Cristian Flórez-Sarmiento;