1. Cite as: Kissler et al., Science
10.1126/science.abb5793 (2020).
First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 1
onApril15,2020http://science.sciencemag.org/Downloadedfrom
2. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 2
onApril15,2020http://science.sciencemag.org/Downloadedfrom
3. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 3
onApril15,2020http://science.sciencemag.org/Downloadedfrom
4. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 4
onApril15,2020http://science.sciencemag.org/Downloadedfrom
5. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 5
onApril15,2020http://science.sciencemag.org/Downloadedfrom
6. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 6
onApril15,2020http://science.sciencemag.org/Downloadedfrom
7. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 7
onApril15,2020http://science.sciencemag.org/Downloadedfrom
8. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 8
onApril15,2020http://science.sciencemag.org/Downloadedfrom
9. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 9
onApril15,2020http://science.sciencemag.org/Downloadedfrom
10. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 10
onApril15,2020http://science.sciencemag.org/Downloadedfrom
11. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 11
onApril15,2020http://science.sciencemag.org/Downloadedfrom
12. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 12
χ
χ σ
σ
σ
σ
σ
χ χ
χ σ χ χ σ χ χ σ
χ χ σ χ χ σ
onApril15,2020http://science.sciencemag.org/Downloadedfrom
13. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 13
onApril15,2020http://science.sciencemag.org/Downloadedfrom
14. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 14
onApril15,2020http://science.sciencemag.org/Downloadedfrom
15. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 15
onApril15,2020http://science.sciencemag.org/Downloadedfrom
16. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 16
onApril15,2020http://science.sciencemag.org/Downloadedfrom
17. First release: 14 April 2020 www.sciencemag.org (Page numbers not final at time of first release) 17
onApril15,2020http://science.sciencemag.org/Downloadedfrom