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Commentary
Cardboard floor: about the barriers for social progression and their impact on the representativeness of epidemiological studies
- Correspondence to Jorge Arias-de la Torre, Psychological Medicine, King’s College London, London SE5 8AF, UK; Jorge.arias_de_la_torre{at}kcl.ac.uk
Citation
Cardboard floor: about the barriers for social progression and their impact on the representativeness of epidemiological studies
Publication history
- First published September 22, 2020.
Online issue publication
January 08, 2021
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© Author(s) (or their employer(s)) 2021. No commercial re-use. See rights and permissions. Published by BMJ.