M. S. T. S. K. S. K. K. M. H. A. H. Mudassar Sharif, Tariq Saeed, Khalid Saheel, Khushdil Khan, Muhammad Hussain, Abid Hussain, “Comparison of chest X-ray with lung ultrasound in the diagnosis of pneumonia in children aged 02 months to 12 years”, JRMC, vol. 25, no. 1, Mar. 2021.