Clinical Study
Ectoine-Containing Inhalation Solution versus Saline Inhalation Solution in the Treatment of Acute Bronchitis and Acute Respiratory Infections: A Prospective, Controlled, Observational Study
Figure 1
Symptom scores (mean ± SD; P < 0.05). BSS: Bronchitis Severity Score; FU: follow-up; V1: Visit 1; V2: Visit 2.