TOW'P22 UG/26801 Townsend, Courtney M. Sabiston textbook of surgery : the biological basis of modern surgical practice / Courtney M. Townsend. – 21th (International edition). – Missouri : Elsevier, 2022 xxviii, 2147p. ISBN9780323640633 : Rs.9035 . Sabiston . R. Daniel Beauchamp . B. Mark Evers . Kenneth L. Mattox . Surgery – Physiology – Human Physiology |