R. Clark
发表
R. Clark,
1976,
Pediatric annals.
N. Sarwar,
Y. Ang,
A. Assadsangabi,
2020,
GastroHep.
L. Johnson,
M. L. Butler,
R. Clark,
1976,
The American journal of gastroenterology.
S. Chandarlapaty,
E. Schiff,
R. Clark,
1975,
Gastroenterology.
R. Clark,
G. Shrago,
C. McKinnon,
1974,
The American journal of roentgenology, radium therapy, and nuclear medicine.
J. Barkin,
S. Thomsen,
A. Rogers,
1983,
Gastrointestinal endoscopy.
J. B. Simon,
P. Manley,
I. Young,
1988,
Gastroenterology.
R. Clark,
Cohen Mm,
Gorlin Rj,
1993,
Clinical dysmorphology.