Breath

Nasal nitric oxide is a marker of poor asthma control

Asthma / Humans / Nitric oxide / Female / Male / Young Adult / Follow-up studies / Breath / Aged / Middle Aged / Questionnaires / Adult / Nasal cavity / Retrospective Studies / Prognosis / Biological markers / Young Adult / Follow-up studies / Breath / Aged / Middle Aged / Questionnaires / Adult / Nasal cavity / Retrospective Studies / Prognosis / Biological markers