TY - RPRT TI - Information content in Medline record fields. AU - Ronald N Kostoff AU - Joel A Block AU - Jesse A Stump AU - Kirstin M Pfeil PY - 2004 DO - 10.1016/j.ijmedinf.2004.02.008 UR - https://pubmed.ncbi.nlm.nih.gov/15171980/ ID - 15171980 ER -