1. The document discusses the principles and levels of healthcare, with a focus on primary healthcare. It emphasizes equitable access to healthcare, community participation, and using appropriate technologies.
2. Primary healthcare aims to shift resources from urban to rural areas to address inequalities. It relies on local resources and community involvement through village health workers.
3. The goals of "Health for All by 2000" and Millennium Development Goals placed universal health access at the forefront of development. Sustainable Development Goals from 2015 integrate economic, social and environmental dimensions.