. (2005). . (e1918). Reports, 13(1), e1918
. "" .e1918 , Reports, 13, 1, 2005, e1918.
. (2005). '', Reports, 13(1), e1918.
, "," Reports, 13 1 (2005): e1918,
. . Reports. 2005;13(1):e1918 (In Persian).