{"codelist_number":27,"code_value":"05","description_en":"NLM classification","description_fr":"Classification NLM","description_es":null,"notes_en":"US National Library of Medicine medical classification","notes_fr":"Classification médicale de la National Library of Medicine (NLC, Etats-Unis)","notes_es":null,"introduced_in_issue":9,"modified_in_issue":null,"deprecated_in_issue":null}