"It was initially classified according to the 1995 World Health Organizatiοn / International Society and Federation of Cardiology (WHO/ISFC) system as follows:"
"N.B.: Due to the explosion of technologies including molecular and genetic techniques available to diagnose cardiomyopathy the WHO 1995 classification schema is somewhat obsolete in terms of precise diagnostic terms however many physicians still think in terms of the broad categories outlined in this classification schema."