. (2009). . (e2540). Reports, 16(11), e2540
. "" .e2540 , Reports, 16, 11, 2009, e2540.
. (2009). '', Reports, 16(11), e2540.
, "," Reports, 16 11 (2009): e2540,
. . Reports. 2009;16(11):e2540 (In Persian).