TY  - DATA
T1  - National Academy of Sciences-National Research Council Twin Registry (NAS-NRC Twin Registry), 1958-2013 [RESTRICTED]
AU  - Gatz, Margaret
AU  - Butler, David (David Alan)
PY  - 2020
DO  - 10.3886/ICPSR36234.v6
PB  - Inter-university Consortium for Political and Social Research [distributor]
ER  -