{ "items" : [
    { "id" : "http://dbpedia.org/resource/Penile_plethysmograph"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "Penile plethysmography (PPG) or phallometry is measurement of bloodflow to the penis. The most commonly reported methods of conducting penile plethysmography involve the measurement of the circumference of the penis with a mercury-in-rubber or electromechanical strain gauge, or the volume of the penis with an airtight cylinder and inflatable cuff at the base of the penis."] } } }
