Estimating causal effects: considering three alternatives to difference-in-differences estimation Stephen O’NeillNoémi KreifJasjeet S. Sekhon OriginalPaper Open access 07 May 2016 Pages: 1 - 21
Evaluating and comparing methods for measuring spatial access to mammography centers in Appalachia Joseph DonohoeVincent MarshallRajesh Balkrishnan OriginalPaper 12 January 2016 Pages: 22 - 40
The study of service use among homeless persons with mental illness: a methodological review Nick KermanJohn SylvestreAlexia Polillo OriginalPaper 29 April 2016 Pages: 41 - 57
Area variations in multiple morbidity using a life table methodology Peter Congdon OriginalPaper Open access 08 January 2016 Pages: 58 - 74