Correction to: Nature https://doi.org/10.1038/s41586-018-0818-3, published online 02 January 2019.

In the HTML version of this Letter, the affiliations for authors Andrew S. Azman, Dhirendra Kumar and Thandavarayan Ramamurthy were inadvertently inverted; Andrew S. Azman should be associated with ‘Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA’; Dhirendra Kumar should be associated with both ‘Maharishi Valmiki Infectious Diseases Hospital, Delhi, India’ and ‘Translational Health Science and Technology Institute (THSTI), Faridabad, Haryana, India’; and Thandavarayan Ramamurthy should be associated with ‘Translational Health Science and Technology Institute (THSTI), Faridabad, Haryana, India.’ The PDF and print versions of the Letter were correct. The original Letter has been corrected online.