P39 Intervention differential effects and threshold selection: an evaluation of methods illustrated in weight-management studies
LS Beggs, R Briscoe, C Griffiths, GTH Ellison, MS Gilthorpe
J Epidemiol Community Health Sep 2018, 72 (Suppl 1) A78; DOI: 10.1136/jech-2018-SSMabstracts.165