Cite
APA Citation
Sullivan, S. J., Schneiders, A. G., Cheang, C., Kitto, E., Lee, H., Redhead, J., Ward, S., Ahmed, O. H., & McCrory, P. R. (2012). 'What's happening?' A content analysis of concussion-related traffic on Twitter. British journal of sports medicine, 46(4), 258–263. http://access.bl.uk/ark:/81055/vdc_100137789324.0x000021