Alessandro Crisci 2021. New Platelet Concentrates Useful in Tissue Repair. Platelet-rich Fibrin with Leukocytes (L-PRF), Advanced Platelet-Rich Fibrin (A-PRF) and Injectable Platelet-rich Fibrin (i-PRF). New Platelet Concentrates Useful in Tissue Repair. Platelet-rich Fibrin with Leukocytes (L-PRF), Advanced Platelet-Rich Fibrin (A-PRF) and Injectable Platelet-rich Fibrin (i-PRF). (Jul. 2021), 1–54. DOI:https://doi.org/10.9734/bpi/mono/978-93-91473-15-0.