Khan, E., M. H. Raja, S. Chaudhry, T. Zahra, S. Naeem, and M. Anwar. “Outcome of Upper Respiratory Tract Infections in Healthy Children: Antibiotic Stewardship in Treatment of Acute Upper Respiratory Tract Infections”. Pakistan Journal of Medical Sciences, Vol. 36, no. 4, May 2020, doi:10.12669/pjms.36.4.1420.