Population trends and policies in the least developed countries.
D000349:Africa; D001208:Asia; D003710:Demography; D003906:Developing Countries; D007843:Latin America; D010139:Pacific Islands; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D011158:Population Growth; D011640:Public Policy; D012106:Research; D012424:Rural Population; D014505:Urban Population
Africa; Asia; Demographic Factors--changes; Developing Countries; Latin America; Oceania; Policy; Population; Population Characteristics; Population Dynamics; Population Growth--changes; Population Policy--changes; Population Statistics; Research Methodology; Rural Population; Social Policy; Urban Population