Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Hecht, H. Zeitschrift für Sexualwissenschaft. Arch. f. Dermat. 125, 795–801 (1920). https://doi.org/10.1007/BF01827258
Issue Date:
DOI: https://doi.org/10.1007/BF01827258