Bhaskaran, K (2023). Clinical codelist - Smoking - Aurum. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00003472.

Bhaskaran, K (2023). Clinical codelist - Smoking - gold. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00003473.

Bhaskaran, K (2019). Covariate Code List - Smoking status. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001120.

Bhaskaran, K (2021). Risk factor codelist - Smoking. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00002412.

Forbes, H (2020). Clinical Code List - Smoking Read Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001602.

Forbes, H (2020). Clinical Code list - Smoking SNOMED Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001603.

Forbes, H (2021). Risk factor codelist - smoking. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00002411.

Forbes, H and Bhaskaran, K (2018). Clinical code list - Smoking use. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00000990.

Forbes, H, Bhaskaran, K, Thomas, SL, Smeeth, L, Clayton, T and Langan, S (2014). Clinical code list - smoking codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.167.

Forbes, H and Langan, S (2018). Clinical codelist - Smoking codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00000836.

Greenhall, G, Mansfield, KE, Nitsch, D, Iwagami, M, Leyrat, C, Johnston, R, Smeeth, L and Tomlinson, LA (2019). Clinical codelist - Smoking status. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom.

Iwagami, M and Tomlinson, LA (2020). Clinical codelist - Smoking status read codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001690.

Langdon, RJ, Yousefi, P, Relton, CL and Suderman, MJ (2021). Additional file 1 of Epigenetic modelling of former, current and never smokers. [Data Collection]. Figshare. https://doi.org/10.6084/m9.figshare.17037798.v1

Langdon, RJ, Yousefi, P, Relton, CL and Suderman, MJ (2021). Additional file 4 of Epigenetic modelling of former, current and never smokers. [Data Collection]. Figshare. https://doi.org/10.6084/m9.figshare.17037810.v1

Mathur, R (2023). Clinical codelist - CPRD Gold - Smoking. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00003503.

Matthews, A and Bhaskaran, K (2017). Clinical code list - Smoking. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.196.

Matthews, A, Langan, S, Douglas, IJ, Smeeth, L and Bhaskaran, K (2016). Clinical code list - Smoking codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.168.

Richmond, RC, Sillero-Rejon, C, Khouja, JN, Prince, C, Board, A, Sharp, G, Suderman, M, Relton, CL, Munafò, M and Gage, SH (2021). Additional file 2 of Investigating the DNA methylation profile of e-cigarette use. [Data Collection]. Figshare. https://doi.org/10.6084/m9.figshare.16696498.v1

Schmidt, SAJ and Langan, S (2019). Clinical Code List - Smoking Use - ICD-10 Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001328.

Schmidt, SAJ and Langan, S (2019). Clinical Code List - Smoking Use - ICD-10 Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001259.

Schmidt, SAJ and Langan, S (2019). Clinical Code List - Smoking Use - Read Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001327.

Schmidt, SAJ and Langan, S (2019). Clinical Code List - Smoking Use - Read Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001258.

Schmidt, SAJ and Langan, S (2019). Therapy Code List - Nicotine Replacement Therapy - BNF Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001326.

Schmidt, SAJ and Langan, S (2019). Therapy Code List - Nicotine Replacement Therapy - BNF Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001256.

Schonmann, Y, Mansfield, KE, Hayes, J, Roberts, A, Smeeth, L and Langan, S (2018). Diagnoses code list - Smoking Read codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00000937.

Schonmann, Y, Mansfield, KE, Smeeth, L, Langan, S and Nitsch, D (2019). Clinical Codelist - Smoking - Read Codes. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001222.

Simons, D (2021). DidDrog11/smoking_covid_bayes. [Data Collection]. Zenodo. https://doi.org/10.5281/zenodo.4002046

Simons, D, Shahab, L, Brown, J and Perski, O (2021). The association of smoking status with SARS-CoV-2 infection, hospitalisation and mortality from COVID-19: A living rapid evidence review and Bayesian meta-analyses (version 11) - Data. [Data Collection]. Zenodo. https://doi.org/10.5281/zenodo.4002046

Simons, D, Shahab, L, Brown, J and Perski, O (2020). The association of smoking status with SARS-CoV-2 infection, hospitalisation and mortality from COVID-19: A living rapid evidence review and Bayesian meta-analyses (version 9) - Data. [Data Collection]. Figshare. https://doi.org/10.6084/m9.figshare.12756020.v4