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.
Sheets L, Gavino A, Fontelo P.Language Fluency and Other Predictors of International Use of PubMed and MedlinePlus. AMIA Annu Symp Proc [Proceedings of the American Medical Informatics Association Annual Symposium]; 2011 Oct 22-26; Washington DC. p. 1779.
Liu F, Fontelo P.Automatic translations of MEDLINE abstracts using Google Translate. AMIA Annu Symp Proc [Proceedings of the American Medical Informatics Association Annual Symposium]; 2010 Nov 13-17; Washington DC. p. 1148.
Liu F, Fontelo P, Fiszman M.Clinically-Weighted Terms in the Evaluation of MeSH Translations: BabelMeSH in Portuguese as a Model. AMIA Annu Symp Proc; 2008 Nov 8-12; Washington DC. p. 1027.
Aronson AR, Mork JG, Lang FM, Rogers WJ, Neveol A.NLM Medical Text Indexer: A Tool for Automatic and Assisted Indexing April 2008 Technical Report to the LHNCBC Board of Scientific Counselors.
Liu F, Fontelo P, Ackerman MJ.BabelMeSH2 and PICO Linguist2: Combined Language Search for MEDLINE/PubMed. AMIA Annu Symp Proc [Proceedings of the American Medical Informatics Association Annual Symposium]; 2007 Nov 10-14; Chicago. p. 1036.
Tolentino H, Matters M, Walop W, Law B, Tong W, Liu F, Fontelo P, Kohl K, Payne D.Concept Negation in Free Text Components of Vaccine Safety Reports. AMIA Annu Symp Proc [Proceedings of the American Medical Informatics Association Annual Symposium]; 2006 Nov 11-15; Washington DC. p. 1122.
Brown AC, Divita G, Lu C, McCreedy L, Nace D.Lexical Systems: A Report to the Board of Scientific Counselors September 2003 Technical Report to the LHNCBC Board of Scientific Counselors.