Multisection^W Xe-133 IH+WO & W contrast IV:Find:Pt:Head:Doc:CT.perfusion
multisection^w xe-133 ih+wo & w contrast iv:find:pt:head:doc:ct.perfusion
CT perfusion Head W Xe-133 IH+WO and W contrast IV
ct perfusion head w xe-133 ih+wo and w contrast iv