Assertion: narcolepsy | /r/HasProperty | misdiagnosed for many years
Facets:
value: frequently
type: TEMPORAL
Source sentences:
text: It is important to recognize because narcolepsy can be misdiagnosed for many years.
text: Because its symptoms can overlap with those of other sleep disorders, epilepsy and even some forms of mental illness, narcolepsy is frequently misdiagnosed for many years before doctors are able to determine the true cause of a person’s symptoms.