2025-11-182025-11-18https://repositorio.uandes.cl/handle/uandes/58293We recently published in Muscles Ligaments and Tendons Journal a classification of platelet concentrates (commonly termed Platelet-Rich Plasma - PRP or Platelet-Rich Fibrin - PRF) for topical and infiltrative use in orthopedic and sports medicine1, based on previous research works and consensus articles developed by several experts in the field in various clinical disciplines2–4.info:eu-repo/semantics/openAccessfood plateletfibringrowth factorsleukocytesregenerative medicinesports medicineLetter