title: The great challenge for exhaled breath analysis: embracing complexity, delivering simplicity.
authors: Raed A
authors: RA
authors: Dweik
mesh_terms: D001944:Breath Tests / Q000379:methods*; D045853:Exhalation; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis* / Q000378:metabolism; D012720:Severity of Illness Index