Reply to Wallis et al., PAIN 73 (1997) 15-22

Nicholas Kendall¹, Chris J Main, Steven J Linton+2

• ¹Otago University, Otago, New Zealand University of Manchester, Manchester, UK Örebro Medical Centre Hospital, Örebro, Sweden Maastricht University and Dutch Institute for Rehabilitation Research, Maastricht, The Netherlands University of Sydney Pain Management and Research Centre, Royal North Shore Hospital, Sydney, Australia.