Gandapur, A. J., F. Rahim, A. H. Asghar, S. M., A. Hameed, and N. Khawar. “Changing Clinical Pattern of Rheumatic Fever at Peshawar, (Pakistan)”. Journal of Postgraduate Medical Institute, vol. 18, no. 2, Sept. 2011, https://www.jpmi.org.pk/index.php/jpmi/article/view/884.