Abstract

References
1.
Barabas
A P
. (1967 ) Brit. med. J.
ii , 612 .
2.
McKusick
V A
. (1966 ) Heritable Disorders of Connective Tissue . 3rd edition , St Louis ; p 90 .
3.
Beighton
P
. (1968 ) Brit. med. J.
iii , 6S6 .
4.
Mories
A
. (1960 ) Scot. med. J.
5 , 269 .
5.
Sack
G
. (1936 ) Dtsch. Arch. klin. Med.
178 , 663 .
