*1.Please list your last name and zip code:(Required.)

Last name:

ZIP/Postal Code:

*2.What is your specialty?(Required.)

*3.How many patients with colorectal cancer do you treat each week?(Required.)

1 to 10

11 to 25

26 to 50

I am not directly involved in patient care

*4.What is the clinical significance of a tumor with an NRG1 fusion?(Required.)

Potential benefit from platinum-based chemotherapy and PARP inhibitors

Potential benefit from blockade of the HER pathway

Potential benefit from immune checkpoint blockade

Potential benefit from larotrectinib/entrectinib

*5.Approximately what percentage of solid tumors harbor NRG1 fusions?(Required.)

20%

10%

1%

0.2%