TY - RPRT TI - Left ventricular volume calculation using a count-based ratio method applied to multigated radionuclide angiography. AU - T Massardo AU - R A Gal AU - R P Grenier AU - D H Schmidt AU - S C Port PY - 1990 UR - https://pubmed.ncbi.nlm.nih.gov/2324820/ ID - 2324820 ER -