[von Willebrand disease: a case report].
Hua
Ying
Y
Li
Zheng
Z
Lu
Xin-tian
XT
D001760:Bleeding Time; D002675:Child, Preschool; D005260:Female; D006470:Hemorrhage / Q000175:diagnosis; D006801:Humans; D014842:von Willebrand Diseases / Q000175:diagnosis*