Tanaporn Punchaipetch และ Jirapan Liangrokapart. (2014) The application of Lean and Six Sigma in hospital pharmacy department : a case study in Thailand. Mahidol University:ม.ป.ท.Tanaporn Punchaipetch และ Jirapan Liangrokapart. 2014. The application of Lean and Six Sigma in hospital pharmacy department : a case study in Thailand. ม.ป.ท.:Mahidol University;Tanaporn Punchaipetch และ Jirapan Liangrokapart. The application of Lean and Six Sigma in hospital pharmacy department : a case study in Thailand. ม.ป.ท.:Mahidol University, 2014. Print.