TY  - JOUR
TI  - Abstractions
JA  - Nature
PY  - 2008/07/03/print
VL  - 454
IS  - 7200
SP  - xi
EP  - xi
PB  - Nature Publishing Group
SN  - 0028-0836
UR  - http://dx.doi.org/10.1038/7200xib
M3  - 10.1038/7200xib
N1  - 10.1038/7200xib
ER  -