UNGER, J.P. <br/><br/>
Principles of health infrastructure planning in less developed countries. 

 -  1995 
<br/><br/> Argues the need for a holistic approach to health care, i.e. the need for a specificity of, and a complimentarity between, the various tiers in the health system.  Presents the main elements of a primary health care strategy, which involves the reorientation of the entire health pyramid.