Results: From 1/2007 to 5/2008, authors applied these techniques on 2000 samples and the analysed results revealed that: 58% were belong to subtype 1b, 8% belong to subtype 1a, 5% belong to subtype 1c, 10% belong to subtype 2a, 0.4% belong to subtype 2b and 17% belong to subtype 6a.