Joseph J. Y. Sung
Roberto de Franchis
Karen E. Kim
H. Roger
M. E. Komakhidze
Rigobert Pohl
John A. Balint
Unknown Author
Eddy D. Palmer
Ian M. Gralnek
Roy K. H. Wong
John R. Saltzman
National Digestive Diseases Information Clearinghouse (U.S.)
Mikhail Moiseevich Salʹman
Teruo Matsumoto
Eiselsberg, Anton Freiherr von