Metformin Clinical Trial in HPV+ and HPV– Head and Neck Squamous Cell Carcinoma: Impact on Cancer Cell Apoptosis and Immune Infiltrate oleh Joseph M. Curry, Jennifer Johnson, Mehri Mollaee, Patrick Tassone, Dev Amin, Alexander Knops, Diana Whitaker-Menezes, My G. Mahoney, Andrew South, Ulrich Rodeck, Tingting Zhan, Larry Harshyne, Nancy Philp, Adam Luginbuhl, David Cognetti, Madalina Tuluc, Ubaldo Martinez-Outschoorn