Kargarpour, Zahra; Nasirzade, Jila; Panahipour, Layla; Miron, Richard J.; Gruber, Reinhard (2020). Liquid Platelet-Rich Fibrin and Heat-Coagulated Albumin Gel: Bioassays for TGF-β Activity. Materials, 13(16) MDPI 10.3390/ma13163466