Archive
2/2011 vol. 18
 
 
EDITORIAL
 

Case of the PONS study

Ann Agric Environ Med. 2011;18(2):279–280
 
EDITORIAL
 

Improving Health in Central and Eastern Europe

Ann Agric Environ Med. 2011;18(2):281–282
 
EDITORIAL
 

Internal and external validity of cohort studies

Ann Agric Environ Med. 2011;18(2):283–284
 
EDITORIAL
 

POlish-Norwegian Study (PONS)

Ann Agric Environ Med. 2011;18(2):285
 
eISSN:1898-2263
ISSN:1232-1966