Assertion: quinine's effect | /r/HasProperty | serious unwanted
Facets:
value: very
type: DEGREE
Source sentences:
text: Quinine may cause very serious unwanted effects and should only be used for patients with malaria.
text: Along with its needed effects, quinine may cause some unwanted effects.
text: This medicine may cause very serious unwanted effects and should only be used for patients with malaria.