. (2004). . (e1868). Reports, 12(6), e1868
. "" .e1868 , Reports, 12, 6, 2004, e1868.
. (2004). '', Reports, 12(6), e1868.
, "," Reports, 12 6 (2004): e1868,
. . Reports. 2004;12(6):e1868 (In Persian).