Subjective theories on the causes of chronic back pain by patients in rehabilitationAbstract. The frequency of chronic diseases is increasing remarkably in the industrial nations. This results on the one hand from advances in medical treatment and ...
Self-concordance and sport participation: A cluster analytical differentiation of varying forms of maintainers and drop-outsAbstract. Two questions are examined: How can we conceptualize the continuous maintenance of physical exercise? And what is the ...