Co-Delivery of Letrozole and Cyclophosphamide via Folic Acid-Decorated Nanoniosomes for Breast Cancer Therapy: Synergic Effect, Augmentation of Cytotoxicity, and Apoptosis Gene ExpressionHamidreza Sahrayi, Chaiyavat Chaiyasut, Seyed Mohammadmahdi Meybodi et al.|Pharmaceuticals|2021Cited by 54