Furtwängler, Alex. "10. Acne inversa".
Band 1 Manual der Koloproktologie, edited by Alexander Herold and Thomas Schiedeck, Berlin, Boston: De Gruyter, 2019, pp. 153-162.
https://doi.org/10.1515/9783110614442-010
Furtwängler, Alex. "10. Acne inversa" In
Band 1 Manual der Koloproktologie edited by Alexander Herold and Thomas Schiedeck, 153-162. Berlin, Boston: De Gruyter, 2019.
https://doi.org/10.1515/9783110614442-010