Freitas, C., Carvalho, A., Melo-Rocha, G., Amaral, C., Pinto, S., Guimarães, R., Neto, H., Suascun, J., Muras, J., Gonçalves, I., Martins, J., Dores, J., Carvalho, R. and Borges, F. (2009) “The Neuropad test in the screening of peripheral neuropathy in diabetic patients”., Acta Médica Portuguesa. Lisbon, Portugal, 22(6), pp. 729–34. doi: 10.20344/amp.1740.