Department of Developmental Biology, Stanford University, Stanford, California, United States of America.|Department of Developmental Biology, Stanford University, Stanford, California, United States of America.|Department of Developmental Biology, Stanford University, Stanford, California, United States of America.|Biomedical Informatics Program, Stanford University, Stanford, California, United States of America.|Department of Computer Science, Stanford University, Stanford, California, United States of America.|Department of Developmental Biology, Stanford University, Stanford, California, United States of America , Department of Computer Science, Stanford University, Stanford, California, United States of America.