PT - JOURNAL ARTICLE ED - , TI - Signals for a good blood supply DP - 2008 Nov 15 TA - Development PG - e2204--e2204 VI - 135 IP - 22 4099 - http://dev.biologists.org/content/135/22/e2204.short 4100 - http://dev.biologists.org/content/135/22/e2204.full SO - Development2008 Nov 15; 135