1. Lapre RM, de Roo AA: Medical specialist manpower planning in The Netherlands. Health Policy. 1990, 15: 163-187. 10.1016/0168-8510(90)90008-2.
2. Long AF, Mercer G, Allen M: Manpower planning in the national health service. J Oper Res Soc. 1981, 32 (Suppl 10): 949-950.
3. Organisation for Economic Co-operation and Development: The looming crisis in the health workforce. 2008, Paris: OECD Health Policy Studies, OECD Publishing
4. Yett DE: Health manpower planning. Heal Serv Res. 1972, 7 (Suppl 2): 134-147.
5. Maynard A, Walker A: The physician workforce in the United Kingdom: issues, prospects and policies. 1997, Nuffield Trust: London