(Ζήνων), the name of several physicians, whom it is perhaps hardly possible to distinguish with certainty, as Fabricius (Bibl. Gr. vol. xiii. p. 454) enumerates six, while Kühn reduces them to three. (A. Cornelii Celsi Editio nova exoptatur Cont. ii. p. 5, &c.)
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890