title: Enhancement of hypoxemia by right-to-left atrial shunting in severe asthma.
authors.forename: E S
authors.initials: ES
authors.lastname: Boon
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D001249:Asthma / Q000473:pathology*; D017809:Fatal Outcome; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000473:pathology*; D006801:Humans; D000860:Hypoxia / Q000473:pathology*; D008297:Male