Ha, T. T. M. et al. (2025) “APPLICATION OF SIX SIGMA METHOD IN QUALITY CONTROL OF SOME BIOCHEMICAL TESTS AT THE LABORATORY DEPARTMENT OF CAN THO DERMATO - VENEREOLOGY HOSPITAL”, Cantho Journal of Medicine and Pharmacy, (9TA), pp. 1–7. doi: 10.58490/ctump.2025i9TA.3331.