Chen YW, Ni L, Ospina-Forero L. Visualising internal migration flows across local authorities in England and Wales. EPA. 2021 Jun;53(4):616-8. doi: 10.1177/0308518X20968568
Schwarzinger M, Watson V, Arwidson P, Alla F, Luchini S. COVID-19 vaccine hesitancy in a representative working-age population in France: a survey experiment based on vaccine characteristics. Lancet Public Health. 2021 Apr;6(4):e210-21. doi: 10.1016/S2468-2667(21)00012-8
Chen YW, Ni L, Xu DL, Yang JB. Visualising regional disparities in the risk of COVID-19 at different phases of lockdown in England. EPA. 2021 Jan 19;53(5):883-6. doi: 10.1177%2F0308518X20984165
Raghunathan K, Layton JB, Ohnuma T, Shaw AD. Observational research using propensity scores. Adv Chronic Kidney Dis. 2016 Nov;23(6):367-72. doi: 10.1053/j.ackd.2016.11.010