Hannum E, Liu X, Wang F. Estimating the effects of educational system contraction: the case of China's rural school merger initiative. Econ Dev Cult Change. 2021 Oct 1;70(1):485-528. doi: 10.1086/711654
Dickinson KL, Patil SR, Pattanayak SK, Poulos C, Yang JH. Nature's call: impacts of sanitation choices in Orissa, India. Econ Dev Cult Change. 2015 Oct;64(1):1-29.
Fleming AD, Palka P, McDicken WN, Fenn LN, Sutherland GR. Verification of cardiac Doppler tissue images using grey-scale M-mode images. Ultrasound Med Biol. 1996 Jan 1;22(5):573-81. doi: 10.1016/0301-5629(95)02065-9
Fleming AD, McDicken WN, Sutherland GR, Hoskins PR. Assessment of colour Doppler tissue imaging using test-phantoms. Ultrasound Med Biol. 1994 Jan 1;20(9):937-51. doi: 10.1016/0301-5629(94)90053-1