Poles and Poltergeists in $e^{+}{e}^{-}\to D\bar{D}$ Data

Nils Hüsken, Richard F. Lebed, Ryan E. Mitchell +3

A recent report of $e^{+}{e}^{-}\to D\bar{D}$ events by the BESIII Collaboration suggests the presence of a structure $R$ at 3900~MeV\@. We argue that this structure, called $G(3900)$ i…