Cite
MLA Citation
Manas Akmatov et al.. “Motivations for (non)participation in population-based health studies among the elderly – comparison of participants and nonparticipants of a prospective study on influenza vaccination.” BMC medical research methodology, vol. 17, no. 1, 2017, pp. 1–9. http://access.bl.uk/ark:/81055/vdc_100081054989.0x000174