. (1998). . (e1478). Reports, 6(9), e1478
. "" .e1478 , Reports, 6, 9, 1998, e1478.
. (1998). '', Reports, 6(9), e1478.
, "," Reports, 6 9 (1998): e1478,
. . Reports. 1998;6(9):e1478 (In Persian).