Canadian:
http://www.onlinecjc.ca/article/S0828-282X(14)00233-5/abstract

American:
http://journals.lww.com/jcrjournal/Fulltext/2007/09000/AACVPR_ACC_AHA_2007_Performance_Measures_on.3.aspx

http://journals.lww.com/jcrjournal/Fulltext/2010/09000/AACVPR_ACCF_AHA_2010_Update___Performance_Measures.1.aspx