Symposium on Digitalis Oslo 1973.
Edward K. Chung
V. Chappet
H. Bahrmann
Thomas Woodward Smith
E. Homolle
E. Erdmann
Cushny, Arthur Robertson
Pablo Suarez Galdos
Armand Pierre Gourvat
Bernhard Baehr
Charles Fisch
Eli Rodin Movitt
B. Lown
J. W. Trevan
Alan F. Lyon
Léa Freid
C. W. Edmunds
Sir Thomas Lauder Brunton