Have you been asked, or taken it upon yourself, to self-isolate having come into contact with someone who tested positive for Covid-19 (as opposed to having testing positive yourself)?

Have you been asked, or taken it upon yourself, to self‑isolate having come into contact with someone who tested positive for Covid-19 (as opposed to having testing positive yourself)? Published on 6 July 2021 → Survey conducted on 6 July 2021 on 3928 GB adults