title: [Quantitative left-to-right shunt evaluation by four-compartment model analysis (author's transl)].
mesh_terms: D000293:Adolescent; D000328:Adult; D001811:Blood Volume Determination / Q000379:methods*; D002648:Child; D002675:Child, Preschool; D006343:Heart Septal Defects / Q000503:physiopathology*; D006801:Humans; D008875:Middle Aged; D008954:Models, Biological; D011865:Radioisotope Dilution Technique