Erratum regarding previously published articles

[This corrects the article DOI: 10.1016/j.hest.2020.01.002.][This corrects the article DOI: 10.1016/j.hest.2020.01.004.][This corrects the article DOI: 10.1016/j.hest.2020.01.001.][This corrects the article DOI: 10.1016/j.hest.2020.06.002.][This corrects the article DOI: 10.1016/j.hest.2020.10.004.][This corrects the article DOI: 10.1016/j.hest.2020.12.001.][This corrects the article DOI: 10.1016/j.hest.2020.12.003.][This corrects the article DOI: 10.1016/j.hest.2021.04.002.][This corrects the article DOI: 10.1016/j.hest.2021.07.002.][This corrects the article DOI: 10.1016/j.hest.2021.02.002.][This corrects the article DOI: 10.1016/j.hest.2021.06.005.][This corrects the article DOI: 10.1016/j.hest.2021.07.003.][This corrects the article DOI: 10.1016/j.hest.2021.09.005.].