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APA Citation
Janssen, X., Martin, A., Hughes, A. R., Hill, C. M., Kotronoulas, G., & Hesketh, K. R. (2020). associations of screen time, sedentary time and physical activity with sleep in under 5s: A systematic review and meta-analysis. Sleep medicine reviews, 49, . http://access.bl.uk/ark:/81055/vdc_100099964014.0x00000d