Elbashir, Ibtisam, Nusaiba A Dafalla, Salwa E Hussain, & Hassan Hamza. " The Impact of Active Case Finding among Household Contacts of Sputum Smear Positive Patients on the Case Detection Rate.." Gezira Journal of Health Sciences [Online], 8.1 (2012): n. pag. Web. 3 Jun. 2026