1 Department of Internal Medicine, Dow Medical College, Dow University of Health Sciences, Karachi, Pakistan. Electronic address: anusha.anwer18@dmc.duhs.edu.pk.
2 Department of Internal Medicine, Dow Medical College, Dow University of Health Sciences, Karachi, Pakistan. Electronic address: yumna.jamil18@dmc.duhs.edu.pk.
3 Department of Internal Medicine, Dow Medical College, Dow University of Health Sciences, Karachi, Pakistan. Electronic address: maham.bilal18@dmc.duhs.edu.pk.