Lee, G., Park, C., Park, H., Byun, M., Lee, I., Kim, T., & Lee, S. (2018). Lung Adenocarcinoma Invasiveness Risk in Pure Ground-Glass Opacity Lung Nodules Smaller than 2 cm. The Thoracic and Cardiovascular Surgeon. https://doi.org/10.1055/s-0037-1612615 (Original work published 2018)