Socioeconomic factors World Health Organization 2 Air pollution, indoor 1 Blas, E 1 Body Constitution 1 Causality 1 Chronic disease epidemiology 1 Classification 1 Climate change statistics and numerical data 1 Communicable disease epidemiology 1 Communicable disease, emerging epidemiology 1 Developing countries 1 Disability evaluations 1 Energy policy 1 Environmental health 1 Epidemiology manpower 1 Epidemiology statistics and numerical data 1 Health care rationing 1 Health status 1 Human Development 1 Influenza, human epidemiology 1 International classification of functioning, disability and health 1 Manuals 1 Patient advocacy 1 Rehfuess, Eva 1 Research design methods 1 Sivasankara Kurup, A. 1 Sommerfeld, Johannes 1 South-East Asia 1 Wood fuels 1