By clicking on the links below, you will run an up-to-the-minute search of the medical literature using the National Library of Medicine's PubMed system. PubMed provides access to a database of bibliographic information, which is drawn primarily from MEDLINE and PREMEDLINE.

MEDLINE (MEDlars onLINE) is the National Library of Medicine's (NLM) premier bibliographic database covering the fields of medicine, nursing, dentistry, veterinary medicine, the health care system, and the preclinical sciences. The MEDLINE file contains bibliographic citations and author abstracts from approximately 3,900 current biomedical journals published in the United States and 70 foreign countries. The file contains approximately 10 million records dating back to 1966. Coverage is worldwide, but most records are from English-language sources or have English abstracts. Please see the NCBI Disclaimer and Copyright notice for more information.