Caldeira, A., Casanova, P., Sousa, R., Martins, P., Banhudo, A. and Pimentel, J. 2010. Enteric nutrition and esophageal impactation: what relationship. Acta Médica Portuguesa. 23, 2 (Apr. 2010), 183–90. DOI:https://doi.org/10.20344/amp.617.