[Percutaneous balloon pulmonary valvuloplasty in children: comparison of single and double balloon technics].
Chen
W M
WM
Lun
K L
KL
Wu
G Q
GQ
D002404:Catheterization / Q000379:methods; D002648:Child; D002675:Child, Preschool; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D011666:Pulmonary Valve Stenosis / Q000151:congenital / Q000628:therapy*