1.
Nunthaphan Kanoksirirujisaya, Mohd Khairul Amri Kamarudin, Tepvisit Potikengrith and Kanitsorn Poonikom. Reduction of Waste of Time in Specimen Delivery Process in Health Industry Using Six Sigma Methodology. IJAST [Internet]. 2020May3 [cited 2024May19];29(9s):1071 -1080. Available from: http://sersc.org/journals/index.php/IJAST/article/view/13375