TY  - BOOK
AU  - Snieder, Harold.
AU  - Spector, T. D.
TI  - Advances in twin and sib-pair analysis
SN  - 9781841100043;1841100048
PY  - 2000///
CY  - London
PB  - Greenwich Medical Media
KW  - Diseases in Twins
KW  - Twin Studies as Topic
KW  - Twins
N1  - Includes bibliographical references and index
ER  -