Flow chart of PARTY Project design. Legend: GP = general practitioner; PN = practice nurse; PSS = practice support staff; YP = Young people . *42 practices were to be recruited allowing for 2 to drop out and 1200 youth allowing for a 40% attrition over 12 months.
Sanci et al. BMC Public Health 2012 12:400 doi:10.1186/1471-2458-12-400