R. E. Roberts
发表
G. Besley,
J. E. Wraith,
R. Macfaul,
1999,
Archives of disease in childhood.
M. J. Cohen,
R. E. Roberts,
1926,
Proceedings of the Royal Society of Medicine.
R. Jones,
R. E. Roberts,
1934
.
R. E. Roberts,
F. Douglass,
1961,
The New England journal of medicine.
A. Jaggy,
R. E. Roberts,
J. Oliver,
1991
.
E. R. Wilson,
D. Aron,
R. E. Roberts,
1994,
Journal of the American Veterinary Medical Association.
R. E. Roberts,
W. H. Evans,
1928
.
R. E. Roberts,
1936
.
R. Jones,
R. E. Roberts,
1934
.
R. Jones,
R. E. Roberts,
1934
.