MUSCLE MORPHOLOGY OF THE LOWER LEG IN AMBULANT CHILDREN WITH SPASTIC CEREBRAL PALSY CHRISTIAN A. PITCHER, PhD, 1&2 CATHERINE M. ELLIOTT, PhD, 3&4 JANE P. VALENTINE, MBBS, 4 KATHERINE STANNAGE, MBBS, 5 SIAN A. WILLIAMS, PhD, 6 PETER J. SHIPMAN, MBBS, 7 & SIOBHÁN L. REID, PhD, 1* 1 School of Human Sciences, The University of Western Australia, Perth, WA 6009, Australia 2 School of Exercise Science, Australian Catholic University, Melbourne, VIC, 3065, Australia 3 School of Occupational Therapy and Social Work, Curtin University, Perth, WA 6102, Australia 4 Department of Paediatric Rehabilitation, Perth Children’s Hospital, Perth, WA 6008, Australia 5 Department of Orthopaedics, Perth Children’s Hospital, Perth, WA 6008, Australia 6 School of Physiotherapy and Exercise Science, Curtin University, Perth, WA, 6102, Australia 7 Department of Diagnostic Imaging, Perth Children’s Hospital, Perth, WA 6008, Australia Ethical Publication Statement: The authors confirm that they have read the Journal’s position on issues involved in ethical publication and affirm that this report is consistent with those guidelines. Disclosure of Conflicts of Interest: The authors report no conflicts of interest. The authors alone are responsible for the content and writing of this manuscript. The Department of Paediatric Rehabilitation at PMH, was recipient of an unrestricted research and postgraduate education grant from Allergan (Irvine, CA, USA). Corresponding Author: Siobhán Reid School of Human Sciences, (M408) The University of Western Australia 35 Stirling Highway, Crawley 6009, Western Australia Email: siobhan.reid@uwa.edu.au Phone: +61 8 6488 8781 This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1002/mus.26293 Accepted Article This article is protected by copyright. All rights reserved.