PT - JOURNAL ARTICLE AU - Hanson, Brooks TI - Looking Beneath the Surface DP - 2004 Oct 08 TA - Science PG - 201--201 VI - 306 IP - 5694 4099 - http://science.sciencemag.org/content/306/5694/201.2.short 4100 - http://science.sciencemag.org/content/306/5694/201.2.full SO - Science2004 Oct 08; 306