R. Levin
发表
R. Levin,
1983
.
Joel P. Stinson,
Richard I. Levin,
Everette S. Gardner,
1993
.
R. Levin,
N. Abrams,
M. Buckner,
1982,
Annals of Emergency Medicine.
R. Levin,
2005,
The New England journal of medicine.
Richard I. Levin,
R. Levin,
1971
.
Richard Levin,
Graeme Smith,
R. Levin,
1979
.
R. Levin,
Richard I. Levin,
David S. Rubin,
1980
.
Richard I. Levin,
Robert B. DesJardins,
R. Levin,
1970
.
R. Levin,
1983
.
Richard I. Levin,
Charles Atkinson Kirkpatrick,
R. Levin,
1977
.