French clinicians Collomb, Diop and Ayats published a study of cannabis intoxication in Senegal in 1962.[1] The period evidence they drew on reported that by the 1950s the herb, called yamba, was grown and smoked pretty much everywhere in Senegal.[2] The study documents clinical cases of cannabis intoxication in the country.[1]
Listed for context. No score change is recorded for Senegal here.
References
- Intoxication par le chanvre indien au SénégalH. Collomb, M. Diop, H. Ayats · In Cahiers d'Études Africaines · 1962 · vol. 3, no. 9, p. 139 (cited via Duvall 2019)
- The African Roots of MarijuanaChris S. Duvall · Duke University Press · 2019 · ch. 7, printed p. 151 with note 199 (p. 298); yamba grown and smoked pretty much everywhere in Senegal by the 1950s · ISBN 9781478004530
Checked. The date and the event were compared with a source that was read.