Sample no.

smear

PCR

1

+

+

2

+

+

3

­-

­-

4

+

+

5

­-

+

6

­-

+

7

+

+

8

+

+

9

+

+

10

+

+

11

+

+

12

­-

+

13

+

+

14

+

+

15

­-

+

16

­-

+

17

+

+

18

+

+

19

+

+

20

­-

­-

21

­-

­-

22

­-

+

Table 2: The results of samples gathered from Kermanshah & Sanandaj.