id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id FDA-1978-N-1957-0004,FDA,FDA-1978-N-1957,"Accession No. 88-86-09, Box 4 - Retired",Other,Retired (RET),2012-08-15T04:00:00Z,2012,8,2012-08-15T04:00:00Z,,2012-08-15T13:57:53Z,,0,0,090000648059f467 FDA-1978-N-1957-0002,FDA,FDA-1978-N-1957,Water Purification System for Hemodialysis - Background,Supporting & Related Material,Background Material,2012-08-15T04:00:00Z,2012,8,,,2012-08-15T20:08:41Z,,0,0,090000648109bada FDA-1978-N-1957-0001,FDA,FDA-1978-N-1957,Classification of Water Purification Systems for Hemodialysis - Notice of Proposed Rule,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2012-07-16T04:00:00Z,2012,7,2012-07-16T04:00:00Z,1981-03-25T04:59:59Z,2012-07-16T15:45:04Z,,0,0,090000648059f45b