SERS-Based Serum Molecular Spectral Screening for Lung Cancer Type

1\. Screening interested participants should sign the appropriate informed consent (ICF) prior to completion any study procedures. 2. The investigator will review symptoms, risk factors, and other non-invasive inclusion and exclusion criteria. 3. The following is the general sequence of events during the 3 months evaluation period. 4. Completion of baseline procedures Participants were assessed for 3 months and completed all safety monitoring.