Morton, J., Song, Y., Fouad, H., Awa, F. E., Abou El Naga, R., Zhao, L., . . . Asma, S. (2014). Cross-country comparison of waterpipe use: Nationally representative data from 13 low and middle-income countries from the Global Adult Tobacco Survey (GATS). BMJ Publishing Group.

Morton, Jeremy, Yang Song, Heba Fouad, Fatimah El Awa, Randa Abou El Naga, Luhua Zhao, Krishna Palipudi, and Samira Asma. Cross-country Comparison of Waterpipe Use: Nationally Representative Data From 13 Low and Middle-income Countries From the Global Adult Tobacco Survey (GATS). BMJ Publishing Group, 2014.

Morton, Jeremy, et al. Cross-country Comparison of Waterpipe Use: Nationally Representative Data From 13 Low and Middle-income Countries From the Global Adult Tobacco Survey (GATS). BMJ Publishing Group, 2014.