[Preliminary experience in treating left intra-atrial lesions by way of the right atrium-interatrial septum].
D005260:Female; D006325:Heart Atria; D006338:Heart Neoplasms / Q000473:pathology / Q000601:surgery*; D006346:Heart Septum / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008297:Male; D008722:Methods