Wound healing activity of Opuntia ficus-indica fixed oil formulated in a self-nanoemulsifying formulation - Koshak, A E; Algandaby, M M; Mujallid, M I; Abdel-Naim, A B; Alhakamy, N A; Fahmy, U A; Alfarsi, A; Badr-Eldin, S M; Neamatallah, T; Nasrullah, M Z (Int J Nanomedicine, 2021)