"Sleep disparity" in the population: poor sleep quality is strongly associated with poverty and ethnicity

by Patel Nirav P, Grandner Michael A, Xie Dawei, Branas Charles C, Gooneratne Nalaka
Published 2010-08-01

Homicide and geographic access to gun dealers in the United States

by Elliott Michael R, Nance Michael L, Koper Christopher S, Krafty Robert T, Wiebe Douglas J, Branas Charles C
Published 2009-06-01