APA

Gretschel S., Warnick P., Bembenek A., Dresel S., Koswig S., String A., Hünerbein M. & Schlag P. M. (20080722). Lymphatic mapping and sentinel lymph node biopsy in epidermoid carcinoma of the anal canal. : European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology.

Chicago

Gretschel S, Warnick P, Bembenek A, Dresel S, Koswig S, String A, Hünerbein M and Schlag P M. 20080722. Lymphatic mapping and sentinel lymph node biopsy in epidermoid carcinoma of the anal canal. : European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology.

Harvard

Gretschel S., Warnick P., Bembenek A., Dresel S., Koswig S., String A., Hünerbein M. and Schlag P. M. (20080722). Lymphatic mapping and sentinel lymph node biopsy in epidermoid carcinoma of the anal canal. : European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology.

MLA

Gretschel S, Warnick P, Bembenek A, Dresel S, Koswig S, String A, Hünerbein M and Schlag P M. Lymphatic mapping and sentinel lymph node biopsy in epidermoid carcinoma of the anal canal. : European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology. 20080722.