The authors of the article titled "Comparison of (+)-11C-McN5652and 11C-DASB as Serotonin Transporter Radioligands Under VariousExperimental Conditions" (J Nucl Med. 2002;43:678692)accidentally omitted 2 of the authors from the Acknowledgmentssection. The names of those authors are Jie Yuan, MD, and GeorgeHatzidimitriou, MS. The authors regret the error.