AUTHOR=Gull Nafisa , Khan Shahzad Maqsood , Ullah Aman , Khan Rafi Ullah TITLE=Editorial: Polymer blends for drug release systems JOURNAL=Frontiers in Materials VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2022.1059009 DOI=10.3389/fmats.2022.1059009 ISSN=2296-8016