Lukandu, Ochiba M.; Costea, Daniela E.; Dimba, Elizabeth A.; Neppelberg, Evelyn; Bredholt, Therese
(Wiley, 2008)
Khat is a psychostimulant plant used by over 10 million people daily, mainly in eastern Africa and the Middle East. Previous studies have suggested an association between khat use and oral lesions such as hyperkeratosis ...