An aging world. Responsibilities, dilemmas, and future projections.
D000368:Aged; D000369:Aged, 80 and over; D003625:Data Collection; D005260:Female; D005544:Forecasting; D014943:Global Health; D006304:Health Status; D006801:Humans; D008017:Life Expectancy; D008297:Male; D011157:Population Dynamics; D013223:Statistics as Topic