The Efficacy of Nt- Pro Bnp with Reference To LVEF As A Marker of Ventricular Dysfunction in Cardiac Failure. Journal title: IOSR Journal of Dental and Medical Sciences (IOSR-JDMS) Authors: Dr. Anuva Mishra, Dr. U.K. Das, Sachin Singhi, Prof (Dr) S. Mahapatra Subject(s):