Thromboembolism in orthopaedic surgery.
Johnson
J R
JR
D006493:Heparin / Q000627:therapeutic use*; D006495:Heparin, Low-Molecular-Weight / Q000627:therapeutic use*; D006622:Hip Prosthesis; D006801:Humans; D013923:Thromboembolism / Q000517:prevention & control*
D006495:Heparin, Low-Molecular-Weight; D006493:Heparin