AHMAD NAJMI, et al. “DRUG UTILIZATION STUDY IN THE OUTPATIENT PEDIATRIC DEPARTMENT OF A TERTIARY CARE TEACHING HOSPITAL OF DISTRICT LUCKNOW”. Asian Journal of Pharmaceutical and Clinical Research, vol. 8, no. 3, May 2015, pp. 327-30, https://www.journals.innovareacademics.in/index.php/ajpcr/article/view/5803.