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Revista Colombiana de Cardiologia > 2012 > 19 > 4 > 199-207
Wilderness & Environmental Medicine > 2000 > 11 > 3 > 196-198
Revista Colombiana de Cardiologia > 2012 > 19 > 4 > 199-207
Wilderness & Environmental Medicine > 2000 > 11 > 3 > 196-198