Who called from 4157660882

Called my mobile number. No message left. Blocked.

4157660882 called my cell. No message left.

I called this number back and a voice message said they were calling about cancer screening and someone will call me back in 5-7 business days if I Press 2.  So, I did.  I want to see what happens.

PS - They said it was UCSF calling.  We will see.