Evaluation of serum IgG4 levels as a screening tool for IgG4-related disease: Data from a retrospective study Pablo Martínez Calabuig; Jorge Juan Fragío Gil; Roxana González Mazarío; Laura Salvador Maicas; Mireia Lucía Sanmartín Martínez; Antonio Sierra Rivera; Laura Abenza Barberá; María Cristina Sabater Abad; Francesc Puchades Gimeno; Inmaculada Castelló Miralles; Amalia Rueda Cid; Cristina Campos Fernández;

Hypertrophic pachymeningitis due to IgG4-related disease (RD-IgG4). A case report Paira Sergio; Reibaldi Alejandro; Froullet Cristian;

Relevance of non-criteria antiphospholipid antibodies titers among patients with antiphospholipid syndrome and patients with systemic lupus erythematosus Tomás Urrego-Callejas; Alejandro Hernández; Sebastián Ruiz Giraldo; Beatriz Frade-Sosa; Adriana L. Vanegas-García; Carlos H. Muñoz; Carolina Rua; Julieta Duque Botero; Luis A. González; Gloria Vásquez; José A. Gómez-Puerta;