Mahmood, I, et al. “The Changes in Levels of Serum Alanine Aminotransferase (ALT) During Anti Tubercular Treatment With 4FDC (Fixed Drug Combination)”. TAJ: Journal of Teachers Association, vol. 22, no. 1, May 2010, pp. 106-10, doi:10.3329/taj.v22i1.5029.