In vivo experiments indicate that relatively high platelet deposition in von Willebrand’s disease “Vicenza” is caused by normal platelet-VWF levels rather than by high VWF-multimers in plasma - d’Alessio, PA; Castaman, G; Rodeghiero, F; de-Boer, HC; Federici, AB; Mannucci, PM; de-Groot, PG; Sixma, JJ; Zwaginga, JJ (Thromb Res, 1992)