Study VanDongen & De Graaf (2012): study NL 2012 /1

Public:

Medical doctors and students, The Netherlands, 2012

Survey name:

Unnamed study

Sample:

Respondents:

N = 401

Non Response:

Assessment:

Questionnaire: web

Correlate

Authors's label

Age

Our Classification

Operationalization

1 < 30
2 30-48
3 >48

Observed Relation with Happiness