David R. Friend
发表
Syed A. Altaf,
David R. Friend,
D. Friend,
2002
.
David R. Friend,
D. Friend,
1992
.
David R. Friend,
D. Friend,
2004,
Current gastroenterology reports.
Barbara Haeberlin,
David R. Friend,
W. Rubas,
1993,
Pharmaceutical Research.
Syed A. Altaf,
David R. Friend,
D. Friend,
1998,
Pharmaceutical Research.