. . "Layman" . "1818-02-02" . . "M.D Thomas Cogan" . "1736-02-08" . "Thomas Cogan" . . . "a" . "Thomas Cogan"@en . "COGAN, Thomas, M.D" . "Cogan"@en . "A layman" . "layman" . "Cogan, Thomas, M.D" . "A." . "M.D Thomas COGAN" . "T. Cogan"@de-DE . . . "Cogan, T. (Thomas)" . "Thomas"@en . . "COGAN" . . "A" . "a Layman" . . . "Layman" . . "A. Layman" . . "Cogan"@fr-FR .