. (1998). . (e1460). Reports, 6(9), e1460
. "" .e1460 , Reports, 6, 9, 1998, e1460.
. (1998). '', Reports, 6(9), e1460.
, "," Reports, 6 9 (1998): e1460,
. . Reports. 1998;6(9):e1460 (In Persian).