1. Cardiovascular Critical Care Unit Instituto Nacional de Cardiología Ignacio Chávez Mexico City Mexico
2. Coronary Care Unit Instituto Nacional de Cardiología Ignacio Chávez Mexico City Mexico
3. Heart Failure Service Hospital Naval de Especialidades Veracruz Veracruz Mexico
4. Critical Care Unit Hospital de Clínicas La Paz Bolivia
5. Hospitalization Service Instituto Nacional de Cardiología Ignacio Chávez Mexico City Mexico
6. Outpatient Clinic Instituto Nacional de Cardiología Ignacio Chávez Mexico City Mexico
7. Surgical and Medical Specialties Direction Instituto Nacional de Cardiología Ignacio Chávez Mexico City Mexico