Confusing Terminology: Difficult Asthma, Difficult-to-Treat Asthma, Difficult-to-Control Asthma, Therapy-Resistant Asthma, Severe Asthma, and Refractory Asthma. Which One is Truly Severe Asthma?

Yilmaz, I

Yilmaz, I (reprint author), Erciyes Univ, Sch Med, Dept Chest Dis, Div Immunol & Allergy, Kayseri, Turkey.

TURKISH THORACIC JOURNAL, 2018; 19 (4): 235