Johnston, Helen L. <br/><br/>
Rural health cooperatives. 

 - Washington  [For sale by the Supt. of Docs., U.S. Govt. Print. Off.]  1950. 
 - ix, 93 p.  illus. 
 - Public health bulletin ;  no. 308. .
 - FCA bulletin ;  60. .
<br/><br/> PHS bulletin, 308.  Joint publication of Cooperative Research and Service Division, Farm Credit Administration and Division of Medical and Hospital Resources, Public Health Service. 
<br/><br/><label>LCCN: </label>agr50000764  
<br/><br/><label>LC Class. No.: </label>HG2051.U5  / A574 no. 60 
<br/><br/><label>National Library of Medicine Call No.: </label>WA 390  / J73r 1950