Belik, J Fetal ductus arteriosus ligation. Pulmonary vascular smooth muscle biochemical and mechanical changes. [electronic resource] - Circulation research Mar 1993 - 588-96 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0009-7330 Standard No.: 10.1161/01.res.72.3.588 doi Subjects--Topical Terms: AnimalsAnimals, NewbornBlood PressureDisease Models, AnimalDuctus Arteriosus--physiopathologyFetus--physiopathologyHumansInfant, NewbornMuscle RelaxationMuscle, Smooth, Vascular--physiologyMyosins--analysisPersistent Fetal Circulation Syndrome--physiopathologyPulmonary ArterySheepVascular Resistance