"The Medium is the substance which surrounds the Patient and facilitates its phase change."@en . . "Med" . "ACW" . "Medium" . . "Medium"^^ . . "Peripheral" . "Peripheral"^^ . . . "The Medium is the substance which surrounds the Undergoer and facilitates its phase change."^^ . "3476"^^ . "Medium" . "The Medium is the substance which surrounds the Patient and facilitates its phase change."@en . . . "2002-08-01T21:44:56+02:00"^^ .