Van Chinh Nguyen, Thi Thai Hoa Nguyen, Nguyen Nguyet Tram Luu, Khanh Linh Dao, Thi Thanh Huong Tran and Huy Tuan Kiet Pham (2025) “Direct non-medical costs and influencing factors of patients with non-small cell lung cancer treated with targeted therapy: A cross-sectional study in Vietnam”, Vietnam Journal of Science, Technology and Engineering, 67(4). doi: 10.31276/VJSTE.2024.0122.