Assertion: brain tumor's type | /r/HasProperty | uncommon
Facets:
Source sentences:
text: The answer to the question "How common is a primary brain tumor?" is that this type of tumor is uncommon (about 12 per every 100,000 people per year).
text: While it's true that tumors can cause big shifts in a person's behavior or personality, the types of radical transformations you sometimes hear about—or see in movies—are uncommon, Dr. Schwartz says.