... > social science subjects > psychology > behavior mechanisms > human development > applied developmental science > families > nuclear families

... > social science subjects > psychology > social psychology > group dynamics > types of groups and subgroups > families > nuclear families

... > contexts > named groups > persons > population groups > families > nuclear families

contexts > demography > population groups > families > nuclear families

... > contexts > population characteristics > demography > population groups > families > nuclear families

... > contexts > population characteristics > health > public health > epidemiologic measurements > demography > population groups > families > nuclear families