[Johann Georg Lesser (1707-1778) and his contribution to military medicine in the 18th century].

The physician in ordinary and army-surgeon Johann Georg Lesser occupies a considerable position among the physicians about Frederick the Great. In 1735 Lesser was awarded the degree of Doctor of Medicine with a thesis in the field of military medicine. He deserved well of a contemporary organization of military hospitals. Later on he held several offices in the field of medical organization and worked as town physician of Berlin.