Table 2.

An overview of Study 1.

Phase	Task	Responsible
Plan	Prepare the list of bias domains and items. Create questions for the focus group discussions.	Project group
	Define inclusion criteria for focus group participants. Nominate and recruit focus group participants fulfilling the inclusion criteria.	Project group and scientific advisory group
Actions	Carry out the focus group discussions. Analyse results and prepare the final report.	Project group
Result	Bias domains and items of relevance for in vitro studies are identified and included in the alpha version of the tool.	Project group