Eduard Wiener studied medicine in Hamburg, Berlin and Paris. He specialised in dermatology and veneral diseases and also in radiation therapy. Eduard Wiener lived and practised medicine at 53 Minervalaan in Amsterdam and he also practised in the 'Inrichting voor licht- en röntgentherapie' (Institute for Light and Radiography Therapy) at 394 Keizersgracht and at 321 Marnixstraat in Amsterdam. His l…