Scott L. Delp Joy P. Ku Vijay S. Pande Michael A. Sherman Russ B. Altman Simbios: an NIH national center for physics-based simulation of biological structures. 186-189 2012 19 JAMIA 2 http://dx.doi.org/10.1136/amiajnl-2011-000488 db/journals/jamia/jamia19.html#DelpKPSA12