Reduced brain serotonin transporter availability in major depression as measured by [123I]-2β-carboxy-3(3-(4-iodophenyl)tropane and single photon emission computed tomography - Malison,R.T.; Price,L.H.; Berman,R.; van Dyck,C.H.; Pelton,G.H.; Carpenter,L. (Biol Psychiatry, 1998)