Florey, Charles du V. <br/><br/>
Methods for cohort studies of chronic airflow limitation / 
C. du V. Florey and S.R. Leeder. 
 - Copenhagen :  World Health Organization, Regional Office for Europ e,  c1982. 
 - vi, 134 p. :  ill. ;  24 cm. 
 - WHO regional publications.  European series ;  no. 12. .
<br/><br/><label>ISBN: </label>9289011033 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data Collection--methods.<br/>Lung Diseases, Obstructive--epidemiology.
<br/><br/><label>National Library of Medicine Call No.: </label>WHO WF 600  / F634m 1982