@article{fb1e5e5db1794fec9315712f874ea9dd,
title = "Causal analyses of existing databases: the importance of understanding what can be achieved with your data before analysis (commentary on Hern{\'a}n)",
keywords = "Causality, Humans",
author = "Morris, \{Tim P.\} and \{van Smeden\}, Maarten",
note = "Funding Information: Tim Morris was funded by MRC grant MC\_UU\_00004/07 .",
year = "2022",
month = feb,
doi = "10.1016/j.jclinepi.2021.09.026",
language = "English",
volume = "142",
pages = "261--263",
journal = "Journal of Clinical Epidemiology",
issn = "0895-4356",
publisher = "Elsevier",
}