Shamim, H., M. Rana, S. Hanif, and N. Sultan. “Comparison of Efficacy of Methotrexate and Azathioprine in Chronic Resistant Atopic Eczema”. Journal of Pakistan Association of Dermatologists, vol. 33, no. 3, Aug. 2023, pp. 1057-61, doi:10.66344/jpad.33.3.2023.2459.