content: !INTERFILE  :=
  name of data file := small.s
  !imaging modality := PET
  originating system := RATPET
  ; optional: values: PET|nucmed *defaults to PET for backwards compatibility)
  imaging modality:=PET
  ; optional patient position keywords (defaulting to "unknown")
  ; orientation: allowed values: head_in|feet_in|other|unknown
  patient orientation := head_in
  ; rotation: allowed values: prone|supine|other|unknown
  patient rotation :=  supine
  !GENERAL DATA :=
  !GENERAL IMAGE DATA :=
  !type of data := PET
  imagedata byte order := LITTLEENDIAN
  !PET STUDY (General) :=
  !PET data type := Emission
  applied corrections := {arc correction}
  !number format := float
  !number of bytes per pixel := 4
  number of dimensions := 4
  matrix axis label [4] := segment
  !matrix size [4] := 3
  matrix axis label [3] := view
  !matrix size [3] := 28
  matrix axis label [2] := axial coordinate
  !matrix size [2] := { 11,15,11}
  matrix axis label [1] := tangential coordinate
  !matrix size [1] := 56
  minimum ring difference per segment := { -4,-1,2}
  maximum ring difference per segment := { -2,1,4}
  number of rings := 8
  number of detectors per ring := 112
  inner ring diameter (cm) := 11.5
  distance between rings (cm) := 0.625
  default bin size (cm) := 0.165
  number of blocks_per_bucket in axial direction := 1
  number of crystals_per_block in axial direction := 8
  number of crystals_per_block in transaxial direction := 7
  number of detector layers := 1
  image scaling factor[1] := 1
  data offset in bytes[1] := 0
  number of time frames := 1
  !END OF INTERFILE :=
  