This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
T - 10 Protocol' for treatment of osteosarcoma includes all of the following, EXCEPT: 
Select and explain. 
A. High Dose Methotrexate, B. Bleomycin, Cyclophosphamide, Doxorubicin (BCD), C. Vincristine, D. Etoposide
C: Vincristine
Answer: C: Vincristine 
Explanation: Both Etoposide and Vincristine is not included in the 'T-10' protocol for osteosarcoma. Since etoposide is included in modified protocol for treatment of osteosarcoma. Vincristine is the best answer. Ref: Principles and Practice of Pediatric Oncology, 5th Edition, Page 1102; Sma Study Series Ohopedics By Narender Rohilla, Page 155