Chest pain. If it's not your heart, what's causing it?
D001008:Anxiety Disorders / Q000150:complications; D002637:Chest Pain / Q000209:etiology*; D004630:Emergencies; D015154:Esophageal Motility Disorders / Q000150:complications; D005764:Gastroesophageal Reflux / Q000150:complications; D006801:Humans; D008171:Lung Diseases / Q000150:complications