Aug-12
AUTHORS : Dr Kate Walters, Research Department of Primary Care & Population Health, University College London, Royal Free Campus, Rowland Hill St, London NW3 2PF – Email: k.walters@ucl.ac.uk – Profile: https://iris.ucl.ac.uk/iris/browse/profile?upi=KWALT44
JOURNAL : PLoS One
REFERENCE: 7(8):e41670
DOI : 10.1371/journal.pone.0041670