The lights are out, the banners down, and the overflow rooms empty as the American Society of Clinical Oncology (ASCO) 2019 is now one for the record books. But what a record: more than 32,000 attendees, 500+ scientific presentations daily, and headlines blaring results that are ready for real-world, clinical use.

For those who followed the daily reports — as well as those who didn’t — here is a Clinical Challenge Quiz to test exactly what you are taking away from ASCO. No one has gotten them all correct yet!