KLEINE-NATROP, H E [Clinical observations on a new preparation of sulfonated bitumen for dermatological use]. [electronic resource] - Deutsche medizinische Wochenschrift (1946) May 1950 - 713-5 p. digital Publication Type: Journal Article ISSN: 0012-0472 Standard No.: 10.1055/s-0028-1117979 doi Subjects--Topical Terms: DermatologyHumansHydrocarbons