3. Of Cos, a grammarian, was the first who wrote a commentary on the terms used by Hippocrates. (Fabric. Bibl. Graec. vol. ii. p. 601.) [P.S]
William Smith. A Dictionary of Greek and Roman biography and mythology. London. John Murray: printed by Spottiswoode and Co., New-Street Square and Parliament Street. In the article on Soranus, we find: "at this present time (1848)" and this date seems to reflect the dates of works cited. 1873 - probably the printing date.