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
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
Whittington D, Sur D, Cook J, Chatterjee S, Maskery B, Lahiri M, Poulos C, Boral S, Nyamete A, Deen J, Ochiai L, Bhattacharya SK. Rethinking cholera and typhoid vaccination policies for the poor: private demand in Kolkata, India. World Dev. 2009 Feb 1;37(2):399-409.