Sonia Qureshi, Mohammad Tahir Yousafzai, Shafquat Rozi, Shahida Qureshi, Aneeta Hotwani, Kamran Sadiq, Om Parkash, Abdul Momin Kazi, Furqan Kabir, Hadi Usmani and Farah Naz Qamar (2021) “Detection of typhoid carriers by duodenal fluid culture in a tertiary care hospital, Karachi: a cross-sectional study”, Journal of the Pakistan Medical Association, 71(8), pp. 2069–2072. doi: 10.47391/JPMA.580.