TY - BOOK AU - Saini Harish Au. AU - Prof. H. S. Hira Gu. AU - Prof. M. k. Daga Gu. AU - Prof. T. k. Mishra Gu. AU - University of Delhi. Faculty of Medical Sciences. Department of Genral Medicine ED - University of Delhi. Faculty of Medical Sciences. Department of Genral Medicine TI - To study correlation of homocysteine level with severity of chronic obstructive pulmonary disease and effect of folic acid supplementation PY - 2012/// KW - MEDICINE ER -