TY - RPRT TI - A simplified mitral valve method for two-dimensional echo Doppler blood flow calculation: validation in an open-chest canine model and initial clinical studies. AU - E J Meijboom AU - S Horowitz AU - L M Valdes-Cruz AU - D F Larson AU - N Bom AU - H Rijsterborgh AU - C Olivera Lima AU - D J Sahn PY - 1987 DO - 10.1016/0002-8703(87)90274-2 UR - https://pubmed.ncbi.nlm.nih.gov/3812187/ ID - 3812187 ER -