Systematic review of the relation between smokeless tobacco and non-neoplastic oral diseases in Europe and the United States

by Weitkunat Rolf, Kallischnigg Gerd, Lee Peter N
Published 2008-05-01

Effectiveness of strategies to increase the validity of findings from association studies: size vs. replication

by Kallischnigg Gerd, Vuillaume Grégory, Kaelin Etienne, Weitkunat Rolf
Published 2010-05-01

Pattern recognition in menstrual bleeding diaries by statistical cluster analysis

by Wessel Jens, Gerlinger Christoph, Kallischnigg Gerd, Endrikat Jan
Published 2009-07-01