title: Letter: Pneumothorax associated with acupuncture.
mesh_terms: D015670:Acupuncture Therapy / Q000009:adverse effects*; D004417:Dyspnea / Q000209:etiology; D005260:Female; D006801:Humans; D008722:Methods; D008875:Middle Aged; D011030:Pneumothorax / Q000209:etiology*