By Althoff Robert R.   Copeland William E.   Stanger Catherine   Derks Eske M.   Todd Richard D.   Neuman Rosalind J.   Van Beijsterveldt Toos C. E. M.   Boomsma Dorret I.   Hudziak James J.   in Twin Research and Human Genetics

ISSN:1832-4274|9|4|507-522

Australian Academic Press‎(2006)‎

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