Year    Vol.    Issue    pp.        2009  2008  2007  2 No. 6 350-403 December 2007   No. 5 274-348 October 2007   No. 4 186-272 August 2007   No. 3 122-184 June 2007   No. 2 62-120 April 2007   No. 1 2-60 February 2007 2006    Journal Home Journal Content Guidelines Editorial Board Aims and Scope Subscriptions Library Recommendation Alerts & RSS Online Sample Search in this journal Now covered in Science Citation Index Expanded! For non-native English speakers and international authors who would like assistance with their writing before submission, we suggest American Journal Experts for their scientific editing service.  © 2009 S. Karger AG, Basel