Orthopedic surgery.
D000818:Animals; D001842:Bone and Bones / Q000601:surgery*; D003094:Collagen / Q000378:metabolism; D004285:Dogs; D006225:Hand / Q000601:surgery; D006618:Hip Dislocation, Congenital / Q000601:surgery; D006801:Humans; D007595:Joint Prosthesis; D008854:Microscopy, Electron; D008866:Microsurgery; D008875:Middle Aged; D009983:Orthopedic Equipment; D009985:Orthopedics; D012600:Scoliosis / Q000601:surgery; D014947:Wounds and Injuries / Q000601:surgery
D003094:Collagen