A 32-year-old woman with Down's syndrome and central cyanosis.
Braam
R L
RL
Departments of Cardiology, Gelre Hospitals, Apeldoorn, and St. Antonius Hospital, Nieuwegein, the Netherlands.
Groenemeijer
B E
BE
Koomen
E M
EM
Snijder
R
R
Plokker
H W M
HW