Snijder, R J R Percutaneous closure of a patent foramen ovale after cryptogenic stroke. [electronic resource] - Netherlands heart journal : monthly journal of the Netherlands Society of Cardiology and the Netherlands Heart Foundation Jan 2018 - 5-12 p. digital Publication Type: Journal Article; Review ISSN: 1568-5888 Standard No.: 10.1007/s12471-017-1063-3 doi