Zocht je misschien: comparison?
A simple method to evaluate the reliability of OWAS observations.
I. de Bruijn; Josephine Engels; J.W. van der Gulden
The Bosnian experience
J.M.L.M. Soeters; J.H. Rovers
The measurement of social support in the "European Research on Incapacitating Diseases and Social Support": the development of the Social Support Questionnaire for Transactions (SSQT)
Suurmeijer, Theo P; Doeglas, Dirk M; Briancon, Serge; Krijnen, Wim P (Statistical Techniques For Applied Research)