机译:Peak Expiratory Flow Ratecomma; Symptom Scorecomma; and Medical Use in Patients With Asthma or Chronic Airflow Limitation Before and 1 Year After a Stay in the Alpine Climate
机译:In Chronic Obstructive Pulmonary Diseasecomma; a Combination of Ipratropium and Albuterol Is More Effective Than Either Agent AloneAn 85hyphen;day Multicenter Trial