Stanford Genome Technology Center, 855 California Street, Palo Alto, CA 94304, USA.|Stanford Genome Technology Center, 855 California Street, Palo Alto, CA 94304, USA.|Stanford Genome Technology Center, 855 California Street, Palo Alto, CA 94304, USA.|Stanford Genome Technology Center, 855 California Street, Palo Alto, CA 94304, USA.|Stanford Genome Technology Center, 855 California Street, Palo Alto, CA 94304, USA.