PMID (PubMed ID) is the unique identifier for a publication's abstract in PubMed.
PMCID (PubMed Central ID) is the unique identifier for a free complete article (once it is publicly available) in PubMed Central.
PubMed and PubMed Central, produced by the U.S. National Library of Medicine, are text archives of biomedical and life sciences literature.
A DOI (Digital Object Identifier) is a publisher’s unique identifier for a publication. The prefix http://dx.doi.org/ is presumed. Publishers may charge for access.
Vreeman DJ, Abhyankar S, McDonald CJ.Re: Unit conversions between LOINC codes Published June 19, 2017 [Letter]. J Am Med Inform Assoc. 2018 May 1;25(5):614-615. doi: 10.1093/jamia/ocx087.
Bodenreider O.Evaluating the Quality and Interoperability of Biomedical Terminologies Technical Report to the LHNCBC Board of Scientific Counselors April 2018
Abhyankar S, Vreeman DJ, Westra BL, Delaney CW.Comments on the Use of LOINC and SNOMED CT for Representing Nursing Data [Letter]. Int J Nurs Knowl. 2017 Aug 30. doi: 10.1111/2047-3095.12183. [Epub ahead of print]
Vreeman DJ, Abhyankar S, McDonald CJ.Unit conversions between LOINC codes Published June 19, 2017 [Letter]. Journal of the American Medical Informatics Association, 1–3. http://doi.org/10.1093/jamia/ocx087.
McDonald CJ, Maglott D, Abhyankar S, Goodwin R, Kanduru A, Lu S, Lynch P, Vreeman D, Wang Y, Wood G.HL7 Version 2.5.1 Implementation Guide: Lab Results Interface (LRI), Release 1, STU Release 4. US Realm, Chapter 5, Clinical Genomics Results Reporting. Published for May 2017 Ballot.
Demner-Fushman D, Antani SK, Chachra S, Kushnir M, Gayen S.Open-i Imaging informatics, natural language processing and multi-modal information retrieval - research and development Technical Report to the LHNCBC Board of Scientific Counselors September 2016
Demner-Fushman D, Kilicoglu H, Roberts K, Masterton K, Deardorff A.Consumer Health Question Answering to Automatically Support NLM Customer Services September2015 Technical Report to the LHNCBC Board of Scientific Counselors
Bodenreider O, Winnenburg R.Drug Terminology and Ontology Integration -- Dissemination, Quality Assurance and Applications. September 2014 Technical Report to the LHNCBC Board of Scientific Counselors.
Zarin D, Tse T.Trust but verify: trial registration and determining fidelity to the protocol [Letter]. Ann Intern Med. 2013 Jul 2;159(1):65-7. doi: 10.7326/0003-4819-159-1-201307020-00011.
Zarin DA, Williams RJ, Bergeris AM, Dobbins H, Ide NC, Loane RF, Robbins A, Tse T.ClinicalTrials.gov and Related Projects: Improving Access to Information about Clinical Trials April 2013 Technical Report to the LHNCBC Board of Scientific Counselors