Colzato L.S., Ruiz M.J., van den Wildenberg W.P.M., Bajo M.T. & Hommel B. (2011). Long-term effects of chronic khat use: impaired inhibitory control. Frontiers in Psychology, 1: 219. https://doi.org/10.3389/fpsyg.2010.00219
Colzato L.S., Ruiz M.J., van den Wildenberg W.P.M., Bajo M.T. & Hommel B. (2011). Long-term effects of chronic khat use: impaired inhibitory control. Frontiers in Psychology, 1: 219. https://doi.org/10.3389/fpsyg.2010.00219