MAP20110035105 Risk factors associated with back pain in New Zealand school children / Fiona C. Trevelyan, Stephen J. Legg En: Ergonomics : the international journal of research and practice in human factors and ergonomics. - Oxon [United Kingdom] : Taylor & Francis, 2010- = ISSN 0014-0139. - 01/03/2011 Volumen 54 Número 3 - marzo 2011 I. Trevelyan, Fiona C. . II. Legg, Stephen J. . III. Title.