De Oliveira, M.L., Moraes, M.F., Pinheiro, M.A., Da Graça, J.P. and Abecasis, P. 1997. Hepatopulmonary syndrome. Acta Médica Portuguesa. 10, 11 (Dec. 1997), 844–8. DOI:https://doi.org/10.20344/amp.2505.