No abstract available
MeSH terms
-
Child, Preschool
-
Cyanosis / diagnostic imaging*
-
Cyanosis / etiology
-
Echocardiography
-
Heart Defects, Congenital / complications
-
Heart Defects, Congenital / diagnostic imaging*
-
Humans
-
Male
-
Vena Cava, Superior / abnormalities*
-
Vena Cava, Superior / diagnostic imaging