Constipation :  etiology, evaluation, and management / 
edited by Steven D. Waxner, David C. C. Bartolo 
 - Oxford :  Butterworth-Heinemann,  1995. 
 - xiii, 272 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>0750607769 
<br/><br/><label>LC Class. No.: </label>RC861   / .C664 1995