‘On the constitution and status of ‘evidence’ in the health sciences’ — a response to Jon Mendel's letterMurray, Stuart J.Author informationAssistant Professor, Faculty of Arts and School of Graduate Studies, Ryerson University, Toronto, Ontario, CanadaEmail: [email protected]Journal of Research in Nursing 14(3):p 283-284, May 2009.Copyright ©2009Sage Publications