Dtsch Arztebl Int 2012; 109(16)
20 April 2012

Original article
Elkeles, T; Beck, D; Röding, D; Fischer, S; Forkel, J A

Original article
Schnabel, R B; Wilde, S; Wild, P S; Munzel, T; Blankenberg, S

Correspondence
Schroll, A

Correspondence
Wenzel-Seifert, K

Correspondence
Lache, B

Correspondence
Weisswange, A

Correspondence
Pries, J

Correspondence
Trappe, H