Le HV, Nguyen PN, Cao NQA, Do HN, Hoang ML, Pham TH, Nguyen THH, Nguyen VB, Tran QD, Nguyen AS. PRELIMINARY SURVEY TO EVALUATE HEALTHCARE WORKERS’ KNOWLEDGE ON PAIN MANAGEMENT. VMJ. 2025;550(1). doi:10.51298/vmj.v550i1.13891