title: INVESTIGATIONS ON METASTRONGYLOSIS IN SWINE. I. FREQUENCY OF METASTRONGYLOSIS AND SPECIES CAUSING IT IN HUNGARY.
mesh_terms: D000818:Animals; D004813:Epidemiology; D006814:Hungary; D008171:Lung Diseases; D008174:Lung Diseases, Parasitic; D008681:Metastrongyloidea; D009349:Nematode Infections; D013223:Statistics as Topic; D013552:Swine; D013553:Swine Diseases
keywords: EPIDEMIOLOGY; HUNGARY; LUNG DISEASES, PARASITIC; METASTRONGYLOIDEA; STATISTICS; SWINE DISEASES