Corrigendum: Responses of the Differentiated Intestinal Epithelial Cell Line Caco-2 to Infection With the Giardia intestinalis GS Isolate - Ma'ayeh, Showgy Y.; Knörr, Livia; Sköld, Karin; Garnham, Alexandra; Ansell, Brendan R. E.; Jex, Aaron R.; Svärd, Staffan G. (Frontiers in Cellular and Infection Microbiology, 2018)