. (2012). . (e4142). Reports, 20(2), e4142
. "" .e4142 , Reports, 20, 2, 2012, e4142.
. (2012). '', Reports, 20(2), e4142.
, "," Reports, 20 2 (2012): e4142,
. . Reports. 2012;20(2):e4142 (In Persian).