Abstract
References
1.
Boda
D
Tóth
G
Eck
E
Murányi
L
. (1965 ) Lancet
i , 164 .
2.
MacRae
D J
Palavradji
D
. (1965 ) J. Obstet. Gynæc. Brit. Commonw.
72 , 384 .
3.
Povey
M C J
. (1964 ) Lancet
ii , 339 .