1. Verminous pneumonia in adult dairy cows in southern Ontario due toDictyocaulus viviparus;Bateman;Can Vet J,1986
2. Acute bovine pulmonary emphysema and edema;Ciszewski;Compend Contin Educ Pract Vet,1988
3. Lung sounds in cattle, horses, sheep and goats;Curtis;Can Vet J,1986
4. The etiology and surgical management of tracheal collapse in calves;Fingold;Vet Surg,1990
5. Dyspnea;Gold,1983