Cannabis Sativa October 12, 2016October 12, 2016 thcscience_admin Pages in category "Works by Avicenna" The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes. A Al-Isharat wa al-Tanbihat Al-NijatB The Book of HealingC The Canon of MedicineD DanishnamaO On the Science of the Pulse