Wontong, Pranadta. “An Excel Visual Basic for Application Worksheet for Automatic Selection of a Sigma Statistical Quality Control Procedure, Facilitating Quality Management for Laboratories”. Archives of Allied Health Sciences 36, no. 1 (March 20, 2024): 25–39. Accessed May 10, 2024. https://he01.tci-thaijo.org/index.php/ams/article/view/264657.