Caires, G., Mendes, M., Mesquita, A., Brízida, L. and Seabra-Gomes, R. (1998) “Value of exercise test for risk stratification acute myocardial infarction”., Acta Médica Portuguesa. Lisbon, Portugal, 11(10), pp. 831–8. doi: 10.20344/amp.2337.