| gesloten transventriculaire commissurotomie van pulmonalisklep (verrichting) | | gesloten transventriculaire commissurotomie van pulmonalisklep | | gesloten transventriculaire commissurotomie van valva trunci pulmonalis
| | Closed transventricular pulmonary valve commissurotomy | | Closed valvotomy of pulmonary valve by transventricular approach
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