Abstract
References
1.
Longbottom
J L
Pepys
J
. (1964 ) J. Path. Bact . 88 , 141 .
2.
Pepys
J
Turner-Warwick
M
Dawson
P
Hinson
K F W
. (1968 ) Proc. VI int. Congr. Allergology (in press).
3.
Scadding
J G
. (1967 ) Scand. J. resp. Dis . 48 , 372 .