Response: Commentary: Reducing Viability Bias in Analysis of Gut Microbiota in Preterm Infants at Risk of NEC and Sepsis - Young, Gregory R.; Smith, Darren L.; Embleton, Nicholas D.; Berrington, Janet Elizabeth; Schwalbe, Edward C.; Cummings, Stephen Paul; van der Gast, Christopher J.; Lanyon, Clare (Frontiers in Cellular and Infection Microbiology, 2018)