Abstract

References
1.
Andersson
B
Westbye
O
. (1970 ) Nature (Lond.)
228 , 75 .
2.
Epstein
A N
Fitzsimons
J T
Rolls
B J
. (1970 ) J. Physiol. (Lond.)
210 , 457 .
3.
Fitzsimons
J T
. (1969 ) J. Physiol. (Lond.)
201 , 349 .
4.
Fitzsimons
J T
. (1970 ) J. Physiol. (Lond.)
210 , 152P .
5.
Fitzsimons
J T
. (1971 ) J. Physiol. (Lond.)
214 , 295 .
6.
Setler
P
. (1971 ) J. Physiol. (Lond.)
217 , 59P .
