@techreport{Oja2008,
author = {Oja, L. and Matsi, A. and Leinsalu, M.},
title= {Eesti Terviseuuring 2006. Metodoloogiaülevaade. Estonian Health Interview Survey 2006. Methodological Report},
year = {2008},
URL = {http://www.tai.ee/et/valjaanded/trukised-ja-infomaterjalid/download/520},
publisher = {Tervise Arengu Instituut},
address = {Tallinn},
}