Alsarahe, A. T. A., & Sanad, B. N. M. (2021). DETERMINATION OF NICOTINE IN DOMESTIC AND IMPORTED CIGARETTES IN ADEN (YEMEN) MARKETS. Electronic Journal of University of Aden for Basic and Applied Sciences, 2(3), 131-138. https://doi.org/10.47372/ejua-ba.2021.3.107