Review (literature_review):
Search
 - retrieve_forthcoming: True
Sources
colrev.files_dir (type: PDFS, filename: data/search/pdfs.bib)
   search parameters:   {'scope': {'path': 'data/pdfs'}}
Load
 - TODO
Preparation
 - prep_rounds:
   - prep (colrev.resolve_crossrefs,colrev.source_specific_prep,colrev.exclude_non_latin_alphabets,...)
 - fields_to_keep: []
Dedupe
 - colrev.active_learning_training,colrev.active_learning_automated
Prescreen
Prescreen package endoints: colrev.scope_prescreen,colrev.colrev_cli_prescreen
PDF get
 - pdf_path_type: PDFPathType.symlink - colrev.local_index,colrev.unpaywall
PDF prep
 - colrev.pdf_check_ocr,colrev.remove_coverpage,colrev.remove_last_page,colrev.validate_pdf_metadata,colrev.validate_completeness,colrev.create_tei
Screen
 -
Data
 - 