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Directory Results for FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2013 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission file number 000-24389 VASCO Data Security International, to For the quarterly period ended March 31, 2013 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 021802 NVIRO INTERNATIONAL CORPORATION