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: Medicine
Chemotherapy induced agranulocytopenia is treated with - 
Select and explain. 
A. GM-CSF, B. G-CSF, C. Packed cells, D. Platelets
A: GM-CSF
Answer: A: GM-CSF 
Explanation: None