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Disclaimer: This material is not a substitute for the advice of a qualified health professional. This material is intended for general information only and is provided on an “as is”, and “where is” basis. Although reasonable efforts were made to confirm the accuracy of the information, Alberta Health Services does not make any representation or warranty, express, implied, or statutory, as to the accuracy, reliability, completeness, applicability, or fitness for a particular purpose of such information. Alberta Health Services expressly disclaims all liability for the use of these materials and for any claims, actions, demands, or suits arising from such use.  Last updated September 2023.