Gastrointestinal endoscopy clinics of North America. 

 - Philadelphia :  W.B. Saunders Co. 
 - Quarterly 
 - Print began with v. 1, no. 1 (May 1991). 
<br/><br/> Each issue has also a distinctive title. 
<br/><br/>
<br/><br/><br/>Mode of access: World Wide Web. 
<br/><br/><label>ISSN: </label>1558-1950 
 = Gastrointestinal endoscopy clinics of North America  (Online) 
 = Gastrointest. endosc. clin. N. Am.  (Online) 
<br/><br/><label>Source: </label> Elsevier Health Sciences Division, 170 S Independence Mall W 300 E., Philadelphia, PA 19106-3399 
<br/><br/><label>LCCN: </label>2005213175 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Endoscopy--Periodicals.<br/>Gastrointestinal system--Diseases--Diagnosis--Periodicals.<br/>Endoscopy.<br/>Gastrointestinal system--Diseases--Diagnosis.<br/>Endoscopy, Gastrointestinal.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>ISSN RECORD 
<br/><br/><label>Dewey Class. No.: </label>616 
<br/><br/><label>National Library of Medicine Call No.: </label>W1  / GA459L