1. Risk factors for acute respiratory infections in children under five years attending the Bamenda Regional Hospital in Cameroon;Tazinya;BMC Pulm. Med.,2018
2. Acute lower respiratory infections;Lanata,2008
3. What are the most common conditions in primary care?;Finley;Can. Fam. Phys.,2018
4. Croup;Bjornson;Lancet,2008
5. World Health Organization, Pertussis vaccines: WHO position paper – August 2015, World Health Organization, 2015.