Begum, S., Wahab, M. A., Karim, M. N., & Khondker, L. (2017). Comparative Efficacy and Safety of Oral zinc Sulphate Versus Cryotherapy in the Treatment of Viral Warts. Community Based Medical Journal, 6(1), 17–23. https://doi.org/10.3329/cbmj.v6i1.54663