Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="Karlsson, J Stefan*" or (type exact bookEditor and editor="Karlsson, J Stefan*") Add to list Journal Article A1 Test-retest reliability of wavelet- and Fourier based EMG (instantaneous) median frequencies in the evaluation of back and hip muscle fatigue during isometric back extensions Pascal Coorevits (UGent) , Lieven Danneels (UGent) , Dirk Cambier (UGent) , Herman Ramon, Hans Druyts, J Stefan Karlsson, Georges De Moor (UGent) and Guy Vanderstraeten (UGent) (2008) JOURNAL OF ELECTROMYOGRAPHY AND KINESIOLOGY. 18(5). p.798-806 Add to list Journal Article A1 Correlations between short-time Fourier- and continuous wavelet transforms in the analysis of localized back and hip muscle fatigue during isometric contractions Pascal Coorevits (UGent) , Lieven Danneels (UGent) , Dirk Cambier (UGent) , Herman Ramon, Hans Druyts, J Stefan Karlsson, Georges De Moor (UGent) and Guy Vanderstraeten (UGent) (2008) JOURNAL OF ELECTROMYOGRAPHY AND KINESIOLOGY. 18(4). p.637-644