Juan José Perales-Afán, Diego Aparicio-Pelaz, Juan José Puente-Lanzarote, Marta Fabre
Original articles, Volume 35, June, Issue 2
KEYWORDS: cost savings; reference values; vitamin D; vitamin D deficiency; demand management guidelines
Ye Hua, Ting Jiang, Jiangyi Feng, Mi Zou
Original articles, Volume 33, October, Issue 3
KEYWORDS: chronic obstructive pulmonary disease; vitamin D deficiency; disease progression; meta-analysis