Parkinson disease, amyotrophic lateral sclerosis, article, community, disease course, gene locus, gene replication, genetic association, genetic risk, human, information processing, medical research, online system, research ethics, risk factor, self report, social media, systematic error
dx.doi.org/10.1371/journal.pmed.1001328, hdl.handle.net/1765/38879
PLoS Medicine
Erasmus MC: University Medical Center Rotterdam

Janssens, A.C.J.W, & Kraft, P. (2012). Research Conducted Using Data Obtained through Online Communities: Ethical Implications of Methodological Limitations. PLoS Medicine, 9(10). doi:10.1371/journal.pmed.1001328