[Population science serves human happiness].
Qian
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D001208:Asia; D001723:Birth Rate; D002681:China; D003906:Developing Countries; D005191:Family Characteristics; D005202:Asia, Eastern; D011157:Population Dynamics; D011640:Public Policy; D012106:Research
Asia; Birth Rate; China; Developing Countries; Eastern Asia; Family And Household; Family Characteristics; Family Size; Family Size, Ideal; Policy; Population Dynamics; Population Policy; Research Methodology; Social Policy