1. Burden of Streptococcus pneumoniae and Haemophilus influenzae type b disease in children in the era of conjugate vaccines: global, regional, and national estimates for 2000–15;B Wahl;Lancet Glob Health,2018
2. Pneumococcal conjugate vaccines for preventing vaccine-type invasive pneumococcal disease and X-ray defined pneumonia in children less than two years of age;MG Lucero;Cochrane Database Syst Rev,2009
3. Standardized interpretation of paediatric chest radiographs for the diagnosis of pneumonia in epidemiological studies;T Cherian;Bull World Health Organ,2005
4. Efficacy, safety and immunogenicity of heptavalent pneumococcal conjugate vaccine in children;S Black;Northern California Kaiser Permanente Vaccine Study Center Group. Pediatr Infect Dis J,2000
5. Use of Chest Radiography Examination as a Probe for PCV Impact on Lower Respiratory Tract Infections in Young Children;S Ben-Shimol;Clin Infect Dis,2019