
Keywords: شبکه تحقیقات بالینی آسم; Asthma; race; eosinophil; airway inflammation; African American; body mass index; corticosteroid; induced sputum; clinical trial; ACQ; Asthma Control Questionnaire; ACRN; Asthma Clinical Research Network; ACT; Asthma Control Test; BMI; Body mass index; IC