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.
Barik R, Jain S, Joshi A, Qwatra D, Tripathi GS, Goyal R. Antidiabetic activity of aqueous root extract of ichnocarpus frutescens in streptozotocin-nicotinamide induced type-II diabetes in rats. Indian J Pharmacol. 2008 Jan;40(1):19-22. doi: 10.4103/0253-7613.40484
Mansfield CA, Pattanayak SK, McDow W, MacDonald R, Halpin P. Shades of green: measuring the value of urban forests in the housing market. J Forest Econ. 2005 Dec;11(3):177-99. doi: 10.1016/j.jfe.2005.08.002