MEDLINE is the U.S. 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. MEDLINE is the primary component of PubMed. Another service offered by the NLM is MedLine Plus. It provides consumer-oriented health information. Health consumers are encouraged to discuss search results with their health care provider.