Jawad, Mohammed; Bakir, Ali M; Ali, Mohammed; Jawad, Sena; Akl, Elie A; (2013) Key health themes and reporting of numerical cigarette-waterpipe equivalence in online news articles reporting on waterpipe tobacco smoking: a content analysis. Tobacco control, 24 (1). pp. 43-47. ISSN 0964-4563 DOI: https://doi.org/10.1136/tobaccocontrol-2013-050981 Full text not available from this repository.