Figures 2a-e.
Multivariable Regression Coefficients at the 0.50 to 0.95 Quantiles of Non-Ambient Indoor PM2.5 Concentrations (µg/m3) for Major Occupant Activities, Overall and by Homeownership, HOME Study, Chelsea, MA 2016-2017
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.