R. C. Sproull
发表
G. Christensen,
S. E. Guyer,
W. Lefkowitz,
1983
.
R. C. Sproull,
R C Sproull,
1973,
The Journal of prosthetic dentistry.
R. C. Sproull,
Robert C. Sproull,
1974
.
R. C. Sproull,
J. Frisch,
1962
.
R. C. Sproull,
Robert C. Sproull,
1973
.
R. C. Sproull,
R C Sproull,
1973,
The Journal of prosthetic dentistry.
R. C. Sproull,
R C Sproull,
1974,
The Journal of prosthetic dentistry.
R. C. Sproull,
1973,
The Journal of prosthetic dentistry (Print).
R. C. Sproull,
1973,
The Journal of prosthetic dentistry (Print).