Usman, Muhammad, Asif Aleem, and Hassan Raza. “Frequency of Positive Results of Bacille Calmette Gurein and Mantoux Skin Tests in Suspected Cases of Childhood Pulmonary Tuberculosis”. Annals of King Edward Medical University 22, no. 4 (December 15, 2016). Accessed December 21, 2024. https://annalskemu.org/journal/index.php/annals/article/view/1438.