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.
Bradley RH, National Institute of Child Health and Human Development (NICHD) Early Child Care Research Network, McLeod LD. Child care and common communicable illnesses in children aged 37 to 54 months. Arch Pediatr Adolesc. 2003 Feb;157(2):196-200. doi: 10.1001/archpedi.157.2.196