Assertion: chloroquine's side effect | /r/HasProperty | 2an increase
Facets:
value: in calculus formation
type: TEMPORAL
Source sentences:
text: The most common side effects associated with Chlorhexidine gluconate oral rinse are: 1) an increase in staining of teeth and other oral surfaces; 2) an increase in calculus formation; and 3) an alteration in taste perception; see WARNINGS and PRECAUTIONS.