Japan: Japanese family size continues to decline.
D000028:Abortion, Induced; D001208:Asia; D001290:Attitude; D001519:Behavior; D003625:Data Collection; D019049:Developed Countries; D005191:Family Characteristics; D005193:Family Planning Services; D005202:Asia, Eastern; D007564:Japan; D011154:Population Characteristics; D011584:Psychology; D012106:Research; D012494:Sampling Studies
Abortion, Induced; Asia; Attitude; Behavior; Developed Countries; Eastern Asia; Family And Household; Family Characteristics; Family Planning; Family Size; Japan; Population Characteristics; Psychological Factors; Research Methodology; Sampling Studies; Studies; Surveys