Assertion: kidney stone | /r/AtLocation | ureter
Facets:
Source sentences:
text: Kidney stones (also called renal lithiasis) and ureteral stones (kidney stones that have moved to the ureters) are both a type of stone disease, otherwise known as urolithiasis.
text: The drug has also been used for the treatment of ureteric calculi (kidney stones that have already moved into the ureters).