Study code: 25MA
Start date: Feb-20 End date: Ongoing
CT registration number: TBC

Study code: 31HN
Start date: Jan-19 End date: Ongoing
CT registration number: TBC

Study code: 31TB
Start date: Sep-18 End date: Ongoing
CT registration number: ISRCTN40829906

Study code: 23EI
Start date: In set-up End date: Ongoing