Assertion: blood clot | /r/HasProperty | immobilization
Facets:
value: within hip
type: LOCATION
value: within the knee
type: LOCATION
Source sentences:
text: Risk factors that may cause blood clots include immobilization, prolonged sitting, fractures, childbirth, medications containing estrogen and recent trauma or surgery to the body, especially within the knee or hip, says the Washington University School of Medicine.