Cite
MLA Citation
Mathias Barra et al.. “Pre-contact by telephone increases response rates to postal questionnaires in a population of stroke patients: an open ended randomized controlled trial.” BMC health services research, vol. 16, no. 1, 2016, pp. 1–8. http://access.bl.uk/ark:/81055/vdc_100080788530.0x0000d5