Background
Ptok, Martin was born on June 10, 1955 in Marburg, Germany.
Ptok, Martin was born on June 10, 1955 in Marburg, Germany.
Doctor of Medicine, University Gottingen, Germany, 1985. Doctor of Philosophy, University Tuebingen, Germany, 1993. Professor, University Hannover, Germany, 1994.
Vice chairman department speech pathology University Tuebingen, Tuebingen, Germany, 1990-1994. Chairman department communications disorders Medical Hochschule, Hannover, Germany, since 1994.