title: Chronic lung diseases, diabetes and hypovitaminosis D: is there a connection?: response to Song et al.
authors: Luca
authors: L
authors: Mascitelli
authors: Mark R
authors: MR
authors: Goldstein
mesh_terms: D003924:Diabetes Mellitus, Type 2 / Q000209:etiology* / Q000378:metabolism; D006801:Humans; D008171:Lung Diseases / Q000209:etiology* / Q000378:metabolism; D014808:Vitamin D Deficiency / Q000150:complications* / Q000378:metabolism