S. Williamson
发表
J. Fountain,
C. Taylor,
J. Strang,
1999,
Addiction.
J. Fountain,
J. Strang,
M. Gossop,
1999
.
Continuing drug risk behaviour: shared use of injecting paraphernalia among London heroin injectors.
J. Fountain,
J. Strang,
M. Gossop,
1997,
AIDS care.
B Powis,
P Griffiths,
S Williamson,
1996,
BMJ.
J. Fountain,
J. Strang,
M. Gossop,
1997,
Drug and alcohol dependence.
P. Griffiths,
S. Williamson,
J. Sheridan,
1998
.