1. Lisbeth M. Nilsson, MS, OTR, is Occupational Therapist, Gällivare Child Habilitation Clinic, Gällivare sjukhus, S-982 82 Gällivare, Sweden (Mailing address: Box 158, S-960 33 Murjek, Sweden; lisbeth.nilsson@kiruna.se)
2. Per J. Nyberg, PhD, is Research Fellow, Department of Clinical Neuroscience, Division of Occupational Therapy, Box 157, Lund University, S-221 00 Lund, Sweden