APA

Khamis A. M., Hakoum M. B., Bou-Karroum L., Habib J. R., Ali A., Guyatt G., El-Jardali F. & Akl E. A. (20180409). Requirements of health policy and services journals for authors to disclose financial and non-financial conflicts of interest: a cross-sectional study. : Health research policy and systems.

Chicago

Khamis Assem M, Hakoum Maram B, Bou-Karroum Lama, Habib Joseph R, Ali Ahmed, Guyatt Gordon, El-Jardali Fadi and Akl Elie A. 20180409. Requirements of health policy and services journals for authors to disclose financial and non-financial conflicts of interest: a cross-sectional study. : Health research policy and systems.

Harvard

Khamis A. M., Hakoum M. B., Bou-Karroum L., Habib J. R., Ali A., Guyatt G., El-Jardali F. and Akl E. A. (20180409). Requirements of health policy and services journals for authors to disclose financial and non-financial conflicts of interest: a cross-sectional study. : Health research policy and systems.

MLA

Khamis Assem M, Hakoum Maram B, Bou-Karroum Lama, Habib Joseph R, Ali Ahmed, Guyatt Gordon, El-Jardali Fadi and Akl Elie A. Requirements of health policy and services journals for authors to disclose financial and non-financial conflicts of interest: a cross-sectional study. : Health research policy and systems. 20180409.