Boiskin I, Marsan R E, Boles M, Jacobs W R, Demos T C
Department of Radiology, Memorial Hospital of South Bend, 615 North Michigan Street, South Bend, IN 46601-1087, USA.
Cardiovasc Intervent Radiol. 1997 Jul-Aug;20(4):324-7. doi: 10.1007/s002709900161.