GUSTAFSON, M H Quantitative serologic titer in post-treatment observation of early syphilis treated with penicillin. [electronic resource] - Archives of dermatology and syphilology Mar 1949 - 303-7 p. digital Publication Type: Journal Article ISSN: 0096-6029 Standard No.: 10.1001/archderm.1949.01520280055006 doi Subjects--Topical Terms: HumansPenicillinsSyphilis--therapy