Methods for cohort studies of chronic airflow limitation /

Florey, Charles du V.

Methods for cohort studies of chronic airflow limitation / C. du V. Florey and S. R. Leeder. - Copenhagen : WHO Regional Office for Europe, 1982. - 134 p. - WHO regional publications. European series no. 12 .


PC.EURO


eng.

9289011033


Lung diseases, Obstructive--epidemiology.
Data collection--methods.

WF 600
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