| Literature DB >> 13733677 |
Abstract
Entities:
Keywords: MEDICAL RECORDS; NEOPLASMS; PUNCHED-CARD SYSTEMS
Mesh:
Year: 1961 PMID: 13733677 PMCID: PMC2482200 DOI: 10.1136/pgmj.37.428.350
Source DB: PubMed Journal: Postgrad Med J ISSN: 0032-5473 Impact factor: 2.401