Increase in serotypes 4 and 14 in invasive pneumococcal disease in adults aged 18 to 59 years. A retrospective population-based descriptive study during the period 2007–2025 in the Community of Madrid, Spain

Juan Carlos Sanz-Moreno; Macarena Garrido-Estepa; Jesús Íñigo-Martínez; Fernando Martín-Martínez; Ana María Humanes-Navarro; Ana Garrido-Buenache; Esther Córdoba-Deorador; Susana Jiménez-Bueno; María Araceli Arce-Arnáez