Assertion: mixed sleep apnea | /r/HasProperty | msa
Facets:
Source sentences:
text: There are three basic kinds of sleep apnea: the pure central type (CSA), which is caused by problems with the lungs or the breathing mechanism; the obstructive type (OSA), in which breathing is interrupted by a physical block to airflow; and mixed sleep apnea (MSA), which combines features of both.