Spontaneous pneumothorax.
S L
SL
Wallach
D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D007744:Obstetric Labor Complications / Q000209:etiology; D011030:Pneumothorax / Q000209:etiology*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*