Low Doses Of Pearl Therapeutics' Lama/laba Combination Mdi (gff Mdi, Pt003) Provide Superior Bronchodilation Compared To Components And To Open-Label Spiriva Handihaler In A Randomized, Double-Blind, Placebo-Controlled Phase Iib Study In Patients With COPD
AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE（2013）
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