COLBOURNE, M J Unsuccessful treatment of ascariasis with hetrazan. [electronic resource] - Lancet (London, England) May 1950 - 996 p. digital Publication Type: Journal Article ISSN: 0140-6736 Standard No.: 10.1016/s0140-6736(50)90827-0 doi Subjects--Topical Terms: AscariasisDiethylcarbamazine