TY - GEN AU - Islam,S AU - Sarkar,N K AU - Mujahid,A A AU - Bennoor,K S AU - Hossain,S S AU - Attar,M M AU - Jahan,R AU - Hossain,M A AU - Chowdhury,H A AU - Ali,L TI - Association of Serum Vitamin D (25OHD) Level with Acute Exacerbation of Chronic Obstructive Pulmonary Disease SN - 2408-8757 PY - 2019///0905 KW - Adult KW - Bangladesh KW - epidemiology KW - Biomarkers KW - blood KW - Case-Control Studies KW - Cross-Sectional Studies KW - Disease Progression KW - Forced Expiratory Volume KW - Humans KW - Lung KW - physiopathology KW - Middle Aged KW - Pulmonary Disease, Chronic Obstructive KW - Severity of Illness Index KW - Vitamin D KW - Vitamin D Deficiency KW - Young Adult N1 - Publication Type: Journal Article; Observational Study ER -