. (1997). . (e1251). Reports, 5(4), e1251
. "" .e1251 , Reports, 5, 4, 1997, e1251.
. (1997). '', Reports, 5(4), e1251.
, "," Reports, 5 4 (1997): e1251,
. . Reports. 1997;5(4):e1251 (In Persian).