@book { RatgeberBeckenbodenschwche, title = "Ratgeber Beckenbodenschwäche", author = "Priv.-Doz. Dr. Stefan {Riss} and Univ.-Doz. Dr. Barbara {Bodner-Adler}", year = "2021", publisher = "humboldt", address = "Hannover, Deutschland", url = "https://schluetersche.openpublishing.com/document/1108899" }