Correction: Characterizing organisms from three domains of life with universal primers from throughout the global ocean.
McNichol J, Williams NLR, Raut Y, Carlson C, Halewood ER, Turk-Kubo K, Zehr JP, Rees AP, Tarran G, Gradoville MR, Wietz M, Bienhold C, Metfies K, Torres-Valdés S, Mock T, Eggers SL, Jeffrey W, Moss J, Berube P, Biller S, Bodrossy L, Van De Kamp J, Brown M, Sow SLS, Armbrust EV, Fuhrman J