@conference{5bc9da8826a343098813621a0a25ed70,
title = "Observer bias in randomised clinical trial with measurement scale outcomes. An analysis of trials with both blind and nonblind outcome assessors. Cochrane Database Syst Rev 2011;133(Suppl 3)",
author = "Asbj{\o}rn Hr{\'o}bjartsson and Thomsen, {Ann Sofia Skou} and Frida Emanuelsson and Britta Tendal and Isabell Boutron and Philippe Ravaud and Stig Brorson",
year = "2011",
language = "English",
note = "19th Cochrane Colloquium ; Conference date: 19-10-2011 Through 22-10-2011",
}