1. User Fees;Creese;BMJ,1997
2. Impact of user fees on attendance at a referral centre for sexually transmitted diseases in Kenya;Moses;Lancet,1992
3. UN Committee on Economic, Social and Cultural Rights. General comment of the highest attainable standard of health (Document E/C12/2000/4). Geneva: UN, 2000.
4. UN Economic and Social Council. Subcommission on Human Rights resolution (2000/7. ECN.4/SUB.2/RES/2000/7). Geneva: UN, 2000.