Health care system response to prenatal substance use :  an exploratory analysis / 
Gail L. Zellman [and three others]. 
 - xv, 31 pages ;  28 cm. 
 - A Rand note ;  N-3495-DPRC  .
 - Rand note ;  N-3495-DPRC  .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug abuse in pregnancy--Treatment--United States.<br/>Pregnant women--Drug use--United States.<br/>Prenatal care--United States.