Serum fibrinogen level and fibrinogen administration in patients with traumatic brain injury: A systematic review and meta-analysis protocol - Joanne Igoli; Jeremiah Oluwatomi Itodo Daniel; Halleluyah Oludele; Adedoyin Esther Alao; Idemudia Stephen Ogedegbe; Adewale Olaniyan; Michael Adeshola Adebayo; Damilola Matthew; Temidayo Elizabeth Oyepitan; Daniel Brabi; Olatomiwa Olukoya; Temidayo Osunronbi (PLoS ONE, 2025)