Contribution	Responsible authors
Trial design	UK, AG, FP, CG, GL, AP, TK
Intervention design	LS, FP, LM, BM, LZ, CG, GH, AP, AG, UK
Monitoring design	SMM, DS, LS, FP, LM, BM, LZ, CG, GH, AP, AG, UK, TK
Data management	SMM, DS, AM, GL, TI, UK, TK
Manuscript drafting	SMM, DS, LS, AG, UK
Manuscript finalisation	all
Scientific and economic evaluation plan	SMM, DS, TK