This is data from The FRANK friends study. The protocol for the study can be found here: https://njl-admin.nihr.ac.uk/document/download/2031358 The dataset is saved and uploaded as a stata dta file.  The associated metadata is uploaded as an excel workbook (FF_Metadata v1.0.xlsv). It has the column headings of: variable name, variable label (containing the question), data type, value, value labels, variable length, missing code, display format, validation type, information on anonymisation and source questions.  Any uses of this dataset must acknowledge the funder using the text:  "This work was supported by the National Institute of Health Research (NIHR) Public Health Research programme, grant number NIHR PHR 17/97/02."