Bernd Richter
发表
Markus Rothacher,
Dirk Behrend,
Gerhard Beutler,
2009
.
Bernd Richter,
Wolfgang Schwegmann,
2010
.
Bernd Richter,
Thomas Baehring,
Martin R Fischer,
2006,
BMC medical education.
Bernd Richter,
Gabriel Gimenez-Perez,
Didac Mauricio,
2008,
The Cochrane database of systematic reviews.