Invitation to a Pullorum Conference in Hannover and the World's Poultry Congress in Rome. By Dr. te Hennepe. Sixth Congress of Specialists in Combatting Young Animal Diseases. Deutsche Tierärtzliche Wochenschrift, 1931, p. 661.
A congress of veterinary surgeons interested in the combatting of young animal diseases was held at Leipzig from October 3 to 6, 1931; 140 veterinary surgeons attended. Pullorum disease was discussed.