"Duplex sonography accurately assesses portacaval shunt patency"@en . . "Duplex sonography accurately assesses portacaval shunt patency"@en . . "W S Helton" . . . "1988-12-01T00:00:00Z"^^ . . . . . . "Duplex sonography accurately assesses portacaval shunt patency"@nl . . . "10.1067/MVA.1988.AVS0080657" . "im Dezember 1988 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . . "3057240" . . "M A Montana" . "K Johansen" . . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0432 \u0433\u0440\u0443\u0434\u043D\u0456 1988"@uk . "article scientifique publi\u00E9 en 1988"@fr . "Duplex sonography accurately assesses portacaval shunt patency"@en . "8" . . "Duplex sonography accurately assesses portacaval shunt patency"@nl . "Duplex sonography accurately assesses portacaval shunt patency"@en . . "wetenschappelijk artikel"@nl . "scientific article published on 01 December 1988"@en . . . "6" . "art\u00EDculu cient\u00EDficu espubliz\u00E1u n'avientu de 1988"@ast . "Duplex sonography accurately assesses portacaval shunt patency"@nl . "D C Dwyer" . "657-660" .