Swenson, Carol R. (1994). "Freud's "Anna O.": Social Work's Bertha Pappenheim". Clinical Social Work Journal. 22 (2): 149–163. doi:10.1007/BF02190471. S2CID144804026.
Swenson, Carol R. (1994). "Freud's "Anna O.": Social Work's Bertha Pappenheim". Clinical Social Work Journal. 22 (2): 149–163. doi:10.1007/BF02190471. S2CID144804026.
The details of her illness are taken from the case history published in Breuer & Freud (1991), as well as from her medical records found by Albrecht Hirschmüller [de] in the papers of Bellevue Sanatorium and published in his Physiologie und Psychoanalyse im Leben und Werk Josef Breuers