Assertion: leech | /r/HasProperty | useful
Facets:
value: medicinally
type: MANNER
value: in cosmetic surgery
type: OTHER
Source sentences:
text: Leeches are also useful in cosmetic surgery, such as after a facelift, especially in smokers or in breast lifts and reductions if there's poor blood supply to the nipple.
text: These leeches are medicinally useful because their saliva contains anesthetic and anti-coagulant, which keeps blood flowing painlessly from the patient.
text: Why do you think Nature made us think leeches are pests, when they are SO useful?