Abstract
References
1.
Biggs
R
arlane
R Macf
(1953 ) Human Blood Coagulation . Oxford .
2.Canadian Hæmophilia Society (1962 ) Hæmophilia Today . Montreal ; p 16 .
3.
Livingstone
G
Johnstone
F C
. (1963 ) Lancet
ii , 378 .
4.
Quick
A J
Conway
J P
. (1949 ) Amer. J. Med.
7 , 841 .