We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRandomised by (your) god: robust inference from an observational study design.AuthorsSmith, George DaveyPublicationJournal of epidemiology and community health, 2006, Vol 60, Issue 5, p382ISSN0143-005XDOI10.1136/jech.2004.031880