Changes in version 0.0.2 (2025-09-07) - There was a bug in the extract_smoking function where smoking records AFTER the index date were being returned. This has been fixed, however, if you have used the extract_smoking function prior to 13/08/2025, you will need to re-run this. Changes in version 0.0.1 (2024-11-13) - Created NEWS.md file. Changes in version 0.0.0.9000 - Preparing for CRAN submission.