Author Correction: SPA14 liposomes combining saponin with fully synthetic TLR4 agonist provide adjuvanticity to hCMV vaccine candidate - Ernesto Luna; Sophie Ruiz; Marie Garinot; Cyril Chavagnac; Pankaj Agrawal; John Escobar; Laurent Revet; Marie-Jeanne Asensio; Fabienne Piras; Francis G. Fang; Donald R. Drake; Bachra Rokbi; et al. (npj Vaccines)