title: Laser atrial septostomy.
mesh_terms: D000818:Animals; D002404:Catheterization / Q000379:methods; D004195:Disease Models, Animal; D004285:Dogs; D004452:Echocardiography; D006344:Heart Septal Defects, Atrial / Q000473:pathology / Q000601:surgery*; D053685:Laser Therapy