Abstract

References
1.
Allison
A L
. (1957 ) Brit. J. Hamat.
3 , 1 .
2.
Gasser
C
Gautier
E
Steck
A
Siebenmann
R E
Oechslin
R
. (1955 ) Schweiz. med. Wschr.
85 , 905 .
3.
Gianantonio
C A
Vitacco
M
Mendilaharzu
J
Mendilaharzu
F
Rutty
A
. (1962 ) J. Pdiat.
61 , 660 .
4.
Javett
S M
Senior
B
. (1962 ) Pediatrics, Springfield
29 , 209 .
5.
Lock
S P
Dormancy
K M
. (1961 ) Lancet
i , 1020 .
