. (2008). . (e2237). Reports, 16(2), e2237
. "" .e2237 , Reports, 16, 2, 2008, e2237.
. (2008). '', Reports, 16(2), e2237.
, "," Reports, 16 2 (2008): e2237,
. . Reports. 2008;16(2):e2237 (In Persian).