28.
Tobacco use and khat chewing among adolescents in Yemen: a large-scale school-based cross-sectional study
Sadeq Ali Al-Maweri, Mohammed Nasser Alhajj, Walid A. Al-Soneidar, Anas Shamala, Baleegh Abdulraoof Alkadasi, Abdullah Ghalib Amran, Faisal Abu-lohom, Hesham Mohammed Al-Sharani, Mohammed Abdullah Basalamah, Zakarya Al-Muaalemi, Asma Saleh Almeslet, Saleem Abdulrab, Abdulaziz Abdullah Asiri, Saba Kassim, Esam Halboub
BMC Public Health