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. 2019 Apr 11;6:24. doi: 10.1038/s41597-019-0016-7
Design Type(s) observation design · source-based data analysis objective · data collection and processing objective
Measurement Type(s) physical activity · sleep
Technology Type(s) crowd-sourced data generation
Factor Type(s) sex · height · weight · age · smoking status measurement · employment status
Sample Characteristic(s) Homo sapiens · United States of America