iHAPSS is an internet system for
monitoring the effects of air pollution on
mortality and morbidity in the United States.
iHAPSS is funded by the Health Effects
Institute (HEI). It provides published
material, software and data to monitor the
association between air pollution and mortality and
iHAPSS is developed and maintained by the
of Biostatistics at the Johns Hopkins Bloomberg
School of Public Health.
previous publications and reports.