CORRECTION

Combinations on trial

The Outlook article ‘Combinations on trial’ (Nature 552, S67–S69; 2017) overstated the number of immunotherapeutic agents in development at more than 2,400. In fact, there are roughly 2,000.

Nature 553, 155 (2018)

doi: 10.1038/d41586-018-00415-9

Nature Briefing

An essential round-up of science news, opinion and analysis, delivered to your inbox every weekday.