Oyvind A Bjertnaes

Nonresponse Bias and Cost-Effectiveness in a Norwegian Survey of Family Physicians

A. Garratt, Oyvind A Bjertnaes, Andrew Garratt, 2008, Evaluation & the health professions.

The association between GP and patient ratings of quality of care at outpatient clinics

Torleif Ruud, A. Garratt, H. Iversen, 2009, Family practice.

Overall patient satisfaction with hospitals: effects of patient-reported experiences and fulfilment of expectations

Hilde Hestad Iversen, Ingeborg Strømseng Sjetne, H. Iversen, 2011, BMJ quality & safety.

The association between survey timing and patient-reported experiences with hospitals: results of a national postal survey

Oyvind A Bjertnaes, O. Bjertnaes, Oyvind Bjertnaes, 2012, BMC Medical Research Methodology.