Khan, Mumtaz Ahmad, et al. “Current Antimicrobial Susceptibility Pattern Among Blood Culture Isolates of Salmonella Enterica Serovar Typhi in Muzaffarabad, Pakistan”. Pakistan Journal of Physiology, vol. 16, no. 3, Sept. 2020, pp. 14-17, https://pjp.pps.org.pk/index.php/PJP/article/view/1244.