Abstract

References
1.
Black
W. C.
(1938 ) Amer. J. Dis. Child. , 56 , 126 .
2.
Black
W. C.
(1942 ) J. Pediat. , 20 , 145 .
3.
Burnet
F. M.
Williams
S. W.
(1939 ) Med. J. Aust. , 1 , 637 .
4.
Podd
Katherine
Buddingh
John
Johnston
Leland
(1939 ) Amer. J. Dis. Child. , 58 , 907 .
5.
Scott
T. F. McNair
Steigman
Alex J.
(1941 ) J. Amer. Med. Ass. , 117 , 999 .
