Tetteh, J., Ekem-Ferguson, G., Swaray, S. M., Kugbey, N., Quarshie, E. N., & Yawson, A. E. (2020). Marijuana use and repeated attempted suicide among senior high school students in Ghana: Evidence from the WHO Global School-Based Student Health Survey, 2012. Gen Psychiatr.

Tetteh, John, George Ekem-Ferguson, Swithin Mustapha Swaray, Nuworza Kugbey, Emmanuel Nii-Boye Quarshie, a Alfred Edwin Yawson. "Marijuana Use and Repeated Attempted Suicide Among Senior High School Students in Ghana: Evidence From the WHO Global School-Based Student Health Survey, 2012." Gen Psychiatr 2020.

Tetteh, John, et al. "Marijuana Use and Repeated Attempted Suicide Among Senior High School Students in Ghana: Evidence From the WHO Global School-Based Student Health Survey, 2012." Gen Psychiatr 2020.