Dynamic Analysis of Fluid Distribution in the Gastrointestinal Tract in Rats: Positron Emission Tomography Imaging after Oral Administration of Nonabsorbable Marker, [<sup>18</sup>F]Deoxyfluoropoly(ethylene glycol)Tadayuki Takashima, Yasuyoshi Watanabe, Yumiko Katayama et al.|Molecular Pharmaceutics|2013Cited by 33