Jans, Jenny; Johansson, Per-Olov; Nilsson, J. Peter - 2014
outpatient records for the universe of children in Sweden during a six-year period to provide instrumental variable estimates of … the effects of air quality on children's health. The IV estimates show that the respiratory illness health care visit rate …. Importantly, by linking the health care data to detailed records of parental background characteristics, we show that children …