[Double epidemic of Bornholm disease and infectious hepatitis in the Mulhouse region (epidemiology, symptomatology, pathological anatomy and antibiotic therapy); their epidemiological connection with poliomyelitis, infectious mononucleosis and homologous serum jaundice in the same area (southern half of the Department du Haut-Rhin.) II. Discussion of the etiology, pathogenic and symptomatic peculiarities, anatomo-pathological characteristics and therapy of the presented cases].