P. L. Watts
发表
P. L. Watts,
Alun Lewis,
B. K. Nagpal,
1983
.
P. L. Watts,
Alun Lewis,
B. K. Nagpal,
1985
.
P. L. Watts,
J. Fleming,
A. Hall,
1972,
The British journal of radiology.
P. L. Watts,
C. Stewart,
1972,
The Journal of obstetrics and gynaecology of the British Commonwealth.