13. A physician whose medical formulae are mentioned by Celsus (De Med. 6.6. 4; 18. 9, pp. 119, 136), must have lived in or before the first century after Christ, and may perhaps be the same person as No. 3, or 8.
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.