2637
von Willebrand factor ( vWF ) is a multimeric glycoprotein that mediates the adhesion of platelets to the subendothelium by binding to platelet glycoprotein Ib .
 Disease: von Willebrand
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities: von Willebrand 
Answer:
 Disease: von Willebrand