1. United Nations Department of Economic and Social Affairs, Population Division: World population prospects, the 2004 revision: population database. 2005, New York, N.Y: United Nations Population Division
2. World Health Organization: Department of Mental Health and Substance Abuse. Mental Health Atlas. 2005, Geneva, Switzerland: World Health Organization
3. Smith R: Publishing research from developing countries. Stat Med. 2002, 21: 2869-77. 10.1002/sim.1291.
4. Horton R: Medical journals: evidence of bias against the diseases of poverty. Lancet. 2003, 361: 712-3. 10.1016/S0140-6736(03)12665-7.
5. Fenton M, Adams CE, Duley L, Jayaram M: Identifying Trials, or possible trials, conducted in low and middle income countries. 13th Cochrane Colloquium, 22–26. 2005, October , Melbourne, Australia