APA (7th ed.) Citation

RD, H., RF, B., GF, P., PD, S., GE, R., & KA, V. (1999). Preoperative vs postoperative initiation of low-molecular-weight heparin prophylaxis against venous thromboembolism in patients undergoing elective hip replacement. Archives of internal medicine, 159(2), 137. https://doi.org/10.1001/archinte.159.2.137

Chicago Style (17th ed.) Citation

RD, Hull, Brant RF, Pineo GF, Stein PD, Raskob GE, and Valentine KA. "Preoperative Vs Postoperative Initiation of Low-molecular-weight Heparin Prophylaxis Against Venous Thromboembolism in Patients Undergoing Elective Hip Replacement." Archives of Internal Medicine 159, no. 2 (1999): 137. https://doi.org/10.1001/archinte.159.2.137.

MLA (9th ed.) Citation

RD, Hull, et al. "Preoperative Vs Postoperative Initiation of Low-molecular-weight Heparin Prophylaxis Against Venous Thromboembolism in Patients Undergoing Elective Hip Replacement." Archives of Internal Medicine, vol. 159, no. 2, 1999, p. 137, https://doi.org/10.1001/archinte.159.2.137.