Using dried blood spots to estimate Toxoplasma gondii seroprevalence in pregnant women in Catalonia, Spain, and to serologically diagnose congenital toxoplasmosis. - Guarch-Ibáñez, Borja; Argudo-Ramírez, Ana; Carreras-Abad, Clara; Frick, Marie Antoinette; Blázquez-Gamero, Daniel; Baquero-Artigao, Fernando; García-Villoira, Judit; Soler-Palacín, Pere; Fuentes, Isabel (PLoS Neglected Tropical Diseases, 2026)