. (1998). . (e1374). Reports, 6(2), e1374
. "" .e1374 , Reports, 6, 2, 1998, e1374.
. (1998). '', Reports, 6(2), e1374.
, "," Reports, 6 2 (1998): e1374,
. . Reports. 1998;6(2):e1374 (In Persian).