Abstract

References
1.
Arneil
G C
(1961 ) Lancet
ii , 1103 .
2.
Arneil
G C
(1963 ) Amer. Heart J . 65 , 723 .
3.
Cameron
J S
White
R H R
(1965 ) Lancet
i , 463 .
4.
Gilles
H M
Hendrickse
R G
(1963 ) Brit. med. J . ii , 27 .
5.
Hallman
H
(1956 ) Ann. Pœdiat. Fenn . 2 , 227 .
6.
Lange
K
Slobody
L
Strang
R
(1955 ) Pediatrics, Springfield
15 , 156 .
7.
Lange
K
Wachstein
M
Wasserman
E
Alptekin
F
Slobody
L B
(1963 ) Amer. J. Dis. Child . 105 , 338 .
