R. Roth
发表
M. Heymann,
R. Ballard,
P. Ballard,
1981,
The Journal of pediatrics.
R. Ballard,
R. Clyman,
S. Sniderman,
1982,
The Journal of pediatrics.
R. Ballard,
R. Clyman,
S. Sniderman,
1981
.
C. Leonard,
R. Ballard,
C. Brett,
1981,
Pediatrics.
R. Piecuch,
R. Ballard,
R. Clyman,
1983,
Critical care medicine.
R. Ballard,
M. Chung,
R. Clyman,
1981,
Pediatric Research.
R. Clyman,
S. Sniderman,
R. Roth,
1980,
Journal of medical education.