Amendment to DO No. 169 Series of 1991 Re: Creation of the Quality Assurance Unit - Regional Office (QAU-RO). Category: Department OrderSub Category: committee-board-TWGSeries: 1994No: 82File: DO_082_S1994.pdfDate: Tuesday, April 12, 1994Tags: Amendment DO 169 1991 Creation Quality Assurance Unit QAU Region committee 082 Read more about Amendment to DO No. 169 Series of 1991 Re: Creation of the Quality Assurance Unit - Regional Office (QAU-RO).