- unitid
-
{"value"=>"01335-A, B", "type"=>"local_mss_av"}
{"value"=>"516875", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1991 April", "type"=>"inclusive", "normal"=>"1991-04"}
- date_inclusive_start
-
1991
- date_inclusive_end
-
1991
- keydate
-
1991-04
- date_start
-
1991-04
- date_end
-
1991-04
- unittitle
-
{"value"=>"Needle Exchange Trial [tape 7]"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"01:10:00"}], "supress_display"=>true}
- extent_statement
-
01:10:00