Assertion: polio's symptom | /r/HasProperty | due
Facets:
Source sentences:
text: However, a smaller number of people develop more severe symptoms that are due to involvement of the spinal cord and brain.
text: The major symptoms, however, are due to invasion of the motor nerves, which are responsible for movement of the muscles.
text: The major symptoms, however, are due to invasion of the motor nerves, which are responsible for movement of the muscles.
text: These symptoms are due to invasion of the nervous system.
text: The major symptoms, however, are due to invasion of the motor nerves, which are responsible for movement of the muscles.