About the Authors
Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden
Department of Sociology, Stockholm University, Stockholm, Sweden
Schools of Nursing and Public Health, Columbia University, New York City, United States of America
The authors have declared that no competing interests exist.
Conceived of the research method, obtained permission to access the mobile phone network data and led the project: LB. Contributed additional ideas for the method: XL RG. Designed the software used in the analyses: XL. Analyzed the data: XL. Provided senior epidemiological guidance and expertise in disaster medicine: AT RG JvS. Wrote the first draft of the manuscript: LB AT. Contributed to the writing of the manuscript: LB XL AT RG JvS. ICMJE criteria for authorship read and met: LB XL AT RG JvS. Agree with manuscript results and conclusions: LB XL AT RG JvS.