Mortality (1) Development (1) Children (1) Vaccines (1) Strategy (1) Risk (1) Probabilities (1) Plausibility (Logic) (1) Immune response (1) Hospital patients (1) Current events (1) Clinical trials (1) Antibiotics (1) Animals (1) Use studies (1) Use studies (1) Management (1) Vaccination (1) Patients (1) Respuesta inmune (1) Hospitalizados (1) Ensayos clínicos (1) Fauna (1) Vacunas (1) Mortalidad (1) Vacunación (1) Estrategia (1) Animales (1) Animal (1) Enfant (1)