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Clinical and cost-effectiveness of contingency management for cannabis use in early psychosis: the CIRCLE randomised clinical trial.
Sheridan Rains L, Marston L, Hinton M, Marwaha S, Craig T, Fowler D, King M, Omar RZ, McCrone P, Spencer J, Taylor J, Colman S, Harder C, Gilbert E, Randhawa A, Labuschagne K, Jones C, Stefanidou T, Christoforou M, Craig M, Strang J, Weaver T, Johnson S. Sheridan Rains L, et al. BMC Med. 2019 Aug 15;17(1):161. doi: 10.1186/s12916-019-1395-5. BMC Med. 2019. PMID: 31412884 Free PMC article. Clinical Trial.
A randomised controlled trial of the clinical and cost-effectiveness of a contingency management intervention compared to treatment as usual for reduction of cannabis use and of relapse in early psychosis (CIRCLE): a study protocol for a randomised controlled trial.
Johnson S, Sheridan Rains L, Marwaha S, Strang J, Craig T, Weaver T, McCrone P, King M, Fowler D, Pilling S, Marston L, Omar RZ, Craig M, Hinton M. Johnson S, et al. Trials. 2016 Oct 22;17(1):515. doi: 10.1186/s13063-016-1620-x. Trials. 2016. PMID: 27770820 Free PMC article. Clinical Trial.