Effect of freeze drying on stability, thermo-responsive characteristics, and in vivo wound healing of erythropoietin-loaded trimethyl chitosan/glycerophosphate hydrogel. - Akbari, Vajihe; Rezazadeh, Mahboubeh; Minayian, Mohsen; Amirian, Marjan; Moghadas, Azadeh; Talebi, Ardeshir (Research in Pharmaceutical Sciences, 2018)