Correction to: Unobtrusive stress detection on the basis of smartphone usage data.
Elena VildjiounaiteJohanna KallioVesa KyllönenMikko NieminenIlmari MäättänenMikko LindholmJani MäntyjärviGeorgy L. Gimel'farbPublished in: Pers. Ubiquitous Comput. (2018)