Page 1/13 Survival and prognostic factors in non-small cell lung cancer patients with brain metastases limited access to systemic therapy Kyrhatii Trikhirhisthit Sawanpracharak Hospital Aniwat Berpan ( aniwat.ber@nmu.ac.th ) Vajira Hospital Sunee Neesanun Sawanpracharak Hospital Research Article Keywords: brain metastases, non-small cell lung cancer, overall survival, prognostic factors, systemic therapy Posted Date: December 20th, 2022 DOI: https://doi.org/10.21203/rs.3.rs-2324452/v1 License: This work is licensed under a Creative Commons Attribution 4.0 International License. Read Full License