title: Differences between M-mode and two-dimensional echocardiography.
authors: D
authors: D
authors: Thys
authors: Z
authors: Z
authors: Hillel
mesh_terms: D002675:Child, Preschool; D004452:Echocardiography; D006221:Halothane / Q000494:pharmacology*; D006321:Heart / Q000187:drug effects*; D006801:Humans; D007223:Infant; D007530:Isoflurane / Q000494:pharmacology*
chemical_list: D007530:Isoflurane; D006221:Halothane