Assertion: spontaneous pneumothorax | /r/HasProperty | categorized
Facets:
value: according to the existence
type: OTHER
Source sentences:
text: all References Spontaneous pneumothorax, defined as that which occurs without previous trauma or other evident cause, can be categorized as primary or secondary according to the existence or not of a previous initial lesion of the lung parenchyma.2x2Peters, JI and Sako, EY.