title: Comment on "Role of initial entanglement and non-Gaussianity in the decoherence of photon-number entangled states evolving in a noisy channel".
authors.affiliation: Department of Physics, Texas A&M University at Qatar, Doha, Qatar.
authors.forename: Jaehak
authors.initials: J
authors.lastname: Lee
authors.forename: M S
authors.initials: MS
authors.lastname: Kim
authors.forename: Hyunchul
authors.initials: H
authors.lastname: Nha