. . "M.D John MACKINTOSH" . "1837" . . "M.D John Mackintosh" . "Mackintosh"@en . . . "Mackintosh, John, M.D" . "MACKINTOSH, John, M.D" . "John Mackintosh"@en . "MACKINTOSH" . "John"@en . . "John Mackintosh" .