Which of the following statements is true for Nigro's regimen?
Nigro regimen is a Combined Modality Therapy (CMT) for malignant tumors of the anal canal. Nigro regimen comprises of combined chemotherapy and radiotherapy (chemoradiation) for primary treatment of malignant tumors of the anal canal. Ref: Bailey and Love's Sho Practice of Surgery, 25th Edition, Page 1269; Clinical Scenarios In Surgical Oncology By Vijay P. Khatri, Page 167
It is a regimen for anal canal neoplasm
It incorporates chemotherapy with radiation as an alternative to surgery
Has the advantage of preserving continence
All of the above