Abstract
References
1.
Mehregan
A
H
Pinkus
H
(1965 ) Archives of Dermatology
91 , 574 –588
2.
Rook
A
J
(1979 ) In:
Textbook of Dermatology . 3rd edn. Ed.
Rook
A
J
Blackwell , Oxford : pp
168 –169
3.
Jones
Wilson
E
Heyl
T
(1970 ) British Journal of Dermatology
82 , 99 –117