Crisis?: What (Type) of Crisis? The overlapping problems of the European Union

by Kai Lehmann
Published 2014-06-01

The crisis of the European Union and its impact on regionalism in Latin America

by Kai Lehmann
Published 2013-12-01

The pancreatic surgery registry (StuDoQ|Pancreas) of the German Society for General and Visceral Surgery (DGAV) – presentation and systematic quality evaluation

by Ulrich F. Wellner, Carsten Klinger, Kai Lehmann, Heinz Buhr, Edmund Neugebauer, Tobias Keck
Published 2017-04-01