Abstract

References
1.
Burt
C
, (1952 ) Brit. J. Psychol, statist. Sect.
5 , 109
2.
Carney
M W P
Roth
M
Garside
R F
, (1965 ) Brit. J. Psychiat.
111 , 659
3.
Cooper
B
, (1966 ) Int. J. soc. Psychiat.
1 , 7
4.
Fleiss
J L
Spitzer
R L
Burdock
E I
, (1965 ) Arch. gen. Psychiat.
12 , 562
5.
Hamilton
M
White
J M
, (1959 ) J. ment. Sci.
105 , 985
6.
Harris
H
, (1968 ) Brit. med. J.
ii , 135
7.
Hollister
L E
Overall
J E
Johnson
M H
Shelton
J
Kimbell
I
Brunse
A
, (1966 ) J. nerv. ment. Dis.
142 , 460
8.
Kay
D W K
Garside
R F
Beamish
P
Roy
J
, (1969 ) Brit. J. Psychiat. (in press)
9.
Kendell
R E
, (1968 ) The Classification of Depressive Illnesses . Maudsley Monographs No. 18. London
10.
Overall
J E
Hollister
L E
Johnson
M
Pennington
V
, (1966 ) J. Amer. med. Ass.
195 , 946
11.
Rosenthal
S H
Gudeman
J E
, (1967 ) Arch. gen. Psychiat.
16 , 241
12.
Roth
M
Gurney
C
Carney
M W P
Garside
R F
, (1967 ) Excerpta med. (Amst.) int. Congr. Ser. No. 129, p 38
13.
Sandifer
M G
Jr
Wilson
I C
Green
L
, (1966 ) Amer. J . Psychiat . 123 , 93
14.
Spitzer
R L
Fleiss
J L
Burdock
E I
Hardesty
A S
, (1964 ) Comprehens. Psychiat.
5 , 384
