What does MEDLARS stand for?

What does MEDLARS mean?

MEDLARS	Medical Literature Analysis and Retreival System Medical » Physiology
MEDLARS	MEDical Literature Analysis and Retrieval System Governmental » FDA
MEDLARS	Medical Literature Analysis and Retrieval System Academic & Science » Libraries
MEDLARS	Medical Literature Analysis and Retrieval System (NLM) Academic & Science » Libraries
MEDLARS	Medical Literature Analysis and Retrieval System (NLM) Governmental » US Government

Medical Literature Analysis and Retrieval System, MEDLARS(noun): relational database of the United States National Library of Medicine for the storage and retrieval of bibliographical information concerning the biomedical literature