title: [At what age should Botalli's duct be operated on? At the same time a contribution to the problem of pulmonary hypertension].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004374:Ductus Arteriosus, Patent / Q000601:surgery*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn
vernacular_title: In welchem Alter soll ein Ductus Botalli operiert werden? Zugleich ein Beitrag zum Problem der pulmonalen Hyperteoni.