. . . "In 1080, 10,000 Arab men and women migrated to China on horseback and settled in all of the provinces of the north and north-east.[8] The Chinese materia medica 52 (re-published in 1968-75) was revised under the Song Dynasty in 1056 and 1107 to include material, particularly 200 medicines, taken from Ibn Sina's The Canon of Medicine.[9]" .