International health policy survey in 11 countries: assessment of non-response bias in the Norwegian sample
Oyvind A Bjertnaes, Hilde H Iversen, Geir BukholmVolume:
10
Language:
english
DOI:
10.1186/1472-6963-10-38
Date:
December, 2010
File:
PDF, 210 KB
english, 2010