Platelet-Rich Fibrin and Its Contradictory Effect on Peripheral Nerve Repair after Malignant Tumor Resection: Nerve Regeneration versus Cancer Proliferation - Spartalis, Eleftherios; Moris, Demetrios; Zis, Panagiotis; Papasilekas, Themistoklis I.; Schizas, Dimitrios; Nikiteas, Nikolaos (Journal of Reconstructive Microsurgery, 2017)