Published in:

01-12-2003

The responsiveness of headache impact scales scored using 'classical' and 'modern' psychometric methods: A re-analysis of three clinical trials

Authors: M. Kosinski, J.B. Bjorner, J.E. Ware Jr, A. Batenhorst, R.K. Cady

Published in: Quality of Life Research | Issue 8/2003