. (2012). . (e4440). Reports, 20(10), e4440
. "" .e4440 , Reports, 20, 10, 2012, e4440.
. (2012). '', Reports, 20(10), e4440.
, "," Reports, 20 10 (2012): e4440,
. . Reports. 2012;20(10):e4440 (In Persian).