W P Krijnen

Quantifying daily physical activity and determinants in sedentary patients with Parkinson's disease.

B. Bloem, W. Krijnen, R. Stolk, 2013, Parkinsonism & related disorders.

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).

R. Sanderman, W. Krijnen, W. V. D. van den Heuvel, 1995, Social science & medicine.