Abstract
References
1.
Anderson
I
. (1951 ) Brit. J. Derm . 63 , 230
2.
Hutchinson
J
. (1879 ) Lectures in Clinical Surgery. London ; 1 , 126
3.
Porter
A D
. (1954 ) Brit. J. Derm . 66 , 417
4.
Rubin
L
,
Beal
P L
. &
Rothman
S
. (1942 ) J. invest. Derm . 8 , 189