Reply to Comment on: Dopamine Transporter (DaT) Scan Utilization in a Movement Disorder Center. Issue 1 (28th July 2016) - Oravivattanakul, Srivadee; Benchaya, Lucas; Ahmed, Anwar; Itin, Ilia; Cooper, Scott; Gostkowski, Michal; Rudolph, Joseph; Appleby, Kristin; Sweeney, Patrick; Fernandez, Hubert H.; Wu, Guiyun