Incentives and participation in a medical survey.
Gjøstein DK, Huitfeldt A, Løberg M, Adami HO, Garborg K, Kalager M, Bretthauer M.
Gjøstein DK, et al. Among authors: loberg m.
Tidsskr Nor Laegeforen. 2016 Jul 5;136(12-13):1082-7. doi: 10.4045/tidsskr.15.1096. eCollection 2016 Jul.
Tidsskr Nor Laegeforen. 2016.
PMID: 27381786
Free article.
Clinical Trial.
English, Norwegian.