P. Gray
发表
P. Gray,
T. Corlett,
Pamela Frankland,
1952
.
J. Todd,
P. Gray,
1968
.
A. Cartwright,
P. Gray,
1953,
Lancet.
J. Peretz,
P. Gray,
F. Gee,
1973
.
P. G. Gray,
P. Gray,
1956
.
J. Todd,
J. Bulman,
P. Gray,
1970,
British Dental Journal.
P. Gray,
1951
.
P. Gray,
1953
.
A. Cartwright,
P. Gray,
1954
.
J. Todd,
J. Bulman,
P. Gray,
1970,
British Dental Journal.
Percy G. Gray,
P. Gray,
1958
.
P. Gray,
T. Corlett,
1950
.
Percy G. Gray,
P. Gray,
1956
.
Percy G. Gray,
P. Gray,
1955
.
Percy G. Gray,
P. Gray,
1957
.
P. H. Parkin,
Ann Cartwright,
Percy G. Gray,
1958
.