1. World Health Organization. (2008) The World Health Report 2008: primary health care — now more than ever. (World Health Organization, Geneva).
2. Sixty-second World Health Assembly. (2009) Primary health care, including health system strengthening. (World Health Organization, Geneva).
3. Global health and primary care research.;Beasley;J Am Board Fam Med,2007
4. Primary health care in a changing world.;De Maeseneer;Br J Gen Pract,2008
5. Allen J Gay B Crebolder H (2002) The European definition of general practice/family medicine. (WONCA-Europe, Barcelona).