Assertion: valve | /r/HasProperty | use
Facets:
Source sentences:
text: A mechanical valve made of metal, which requires you to take *blood thinners but is very durable; A valve made from biological tissue, which requires no blood thinners but may not last as long and may need to be replaced later; A homograft or valve from a donated human heart and preserved in special solutions may be use.
text: A mechanical valve made of metal, which requires you to take *blood thinners but is very durable; A valve made from biological tissue, which requires no blood thinners but may not last as long and may need to be replaced later; A homograft or valve from a donated human heart and preserved in special solutions may be use.