National Library of Medicine programs and services. 
 Programs and services 

 - Bethesda, Md.  The Library  1978- 
 - v.  ill.  28 cm. 
 - 
<br/><br/>Vol. for 1977 issued by National Institutes of Health; 1978-19 by National Library of Medicine; <1987-> National Institutes of Health. 
<br/><br/><label>ISSN: </label>0163-4569 
<br/><br/><label>LCCN: </label>sc 79002528 
<br/><br/><label>Subjects--Corporate Names: </label><br/>National Library of Medicine U.S.--Periodicals.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information services--Periodicals.--United States<br/>Libraries, Medical--periodicals.--United States
<br/><br/><label>National Library of Medicine Call No.: </label>Z 675.M4 U56AN 
<br/><br/><label>GPO Item No.: </label>508-L 
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.3601: