Original Research

Vitamin D deficiency is associated with impaired disease control in asthma–COPD overlap syndrome patients

Odler B, Ivancsó I, Somogyi V, Benke K, Tamási L, Gálffy G, Szalay B, Müller V

International Journal of Chronic Obstructive Pulmonary Disease 2015, 10:2017-2025

Published Date: 24 September 2015