- [[123I]beta-CIT SPECT imaging of dopamine and serotonin transporters in Parkinson's disease and multiple system atrophy. Berding, G., Brücke, T., Odin, P., Brooks, D.J., Kolbe, H., Gielow, P., Harke, H., Knoop, B.O., Dengler, R., Knapp, W.H. Nuklearmedizin. (2003)