[Studies on the relation between enzootic pneumonia (influenza of pigs) and the environment].
D000818:Animals; D004781:Environmental Exposure; D008168:Lung / Q000473:pathology; D011014:Pneumonia / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000209:etiology*; D013696:Temperature
Untersuchungen über die Beziehungen zwischen enzootischer Pneumonie (Ferkelgrippe) und Umwelt.