TY - JOUR T1 - Letter to the editor on 'Prognostic factors in patients with vulvar cancer: the VULCAN study' JF - International Journal of Gynecologic Cancer JO - Int J Gynecol Cancer DO - 10.1136/ijgc-2020-002127 SP - ijgc-2020-002127 AU - Jacobus van der Velden AU - Guus Fons Y1 - 2020/11/13 UR - http://ijgc.bmj.com/content/early/2020/11/12/ijgc-2020-002127.abstract N2 - ER -