Observation medicine / 
edited by Louis G. Graff, with 30 contributing authors 
 - Boston :  Andover Medical,  1993 
 - 440 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>1563720108 
<br/><br/><label>LCCN: </label>92-049204 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Emergency medicine--Methods<br/>Emergency service, Hospital--Organization and administration