Tabriz University of Medical Sciences Pharmaceutical Sciences 1735-403X 29 3 2023 07 01 Applications of Spray Freeze-drying for Formulating Bioactive Wound Powders 252 254 10.34172/PS.2023.4 EN Shahram Emami https://orcid.org/0000-0002-5182-1728 Sepehr Mehdizadeh Ehsan Manafzadeh EDITORIAL 10.34172/PS.2023.4 2022 12 26 2023 01 12