@article{article, title = {{Pulmonary emphysema subtypes defined by unsupervised machine learning on CT scans}}, publisher = {{BMJ}}, url = {{http://dx.doi.org/10.1136/thorax-2022-219158 }}, year = {{2023}}, month = {{6}}, author = {{Angelini ED and Yang J and Balte PP and Hoffman EA and Manichaikul AW and Sun Y and Shen W and Austin JHM and Allen NB and Bleecker ER and Bowler R et al}}, doi = {{10.1136/thorax-2022-219158}}, journal = {{Thorax}}, note = {{Accessed on 2025/07/27}}}