League of Nations
Unknown Author
Leslie Hudson
B. T. Terry
Samuel J. Black
Fleming Mant Sandwith
Maryinez Lyons
A. Corre
Louis M. Weiss
Rubert W. Boyce
Kevin M. Tyler
Gerald T. Hughes
Jenny Telleria
F. Mesnil
World Health Organization. Scientific Group on Comparative Studies of American and African Trypanosomiasis.
Bruce, David Sir
Lumsden
France. Mission d'études de la maladie du sommeil au Congo français