P. Willetts
发表
M. Thompson,
R. Wood,
P. Brereton,
2002,
The Analyst.
D. Ramsden,
M. Farmer,
M. Mohammed,
1984,
Biomedical mass spectrometry.
Michael Thompson,
Stephen L. R. Ellison,
Roger Wood,
1999
.
R. Massey,
M. Dennis,
P. Willetts,
1990
.
R. Hoffenberg,
D. Ramsden,
P. Willetts,
1979,
The Journal of clinical endocrinology and metabolism.
P. Foreman,
P. Willetts,
R. Neels,
1968,
Anesthesia progress.
C. Crews,
R. Massey,
M. Dennis,
1997,
Food Additives and Contaminants.
A. Burrell,
R. Massey,
M. Dennis,
1994,
Food additives and contaminants.
R. Massey,
M. Dennis,
P. Willetts,
1991,
Food Additives and Contaminants.
Michael Thompson,
Aleš Fajgelj,
Roger Wood,
1999
.
P. Willetts,
Michael Thompson,
Stephen L. R. Ellison,
1999
.