The change to a technological society.
D000383:Agriculture; D001291:Attitude of Health Personnel; D002648:Child; D002662:Child Health Services / Q000600:supply & distribution; D002675:Child, Preschool; D003906:Developing Countries; D005523:Food Supply; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009748:Nutrition Disorders / Q000517:prevention & control; D011156:Population Density; D012922:Social Change; D013672:Technology; D014507:Urbanization