Assertion: ureter | /r/HasProperty | 20–30 cm
Facets:
value: in diameter
type: OTHER
value: usually
type: DEGREE
value: in the human adult
type: OTHER
Source sentences:
text: In the human adult, the ureters are usually 20–30 cm (8–12 in) long and around 3–4 mm (0.12–0.16 in) in diameter.