Kowark, A., Adam, C., & Henzler, D. (2018). Improve hip fracture outcome in the elderly patient (iHOPE): A study protocol for a pragmatic, multicentre randomised controlled trial to test the efficacy of spinal versus general anaesthesia. BMJ Open.
Cita Chicago (17th ed.)Kowark, Ana, Christian Adam, i Dietrich Henzler. "Improve Hip Fracture Outcome in the Elderly Patient (iHOPE): A Study Protocol for a Pragmatic, Multicentre Randomised Controlled Trial to Test the Efficacy of Spinal Versus General Anaesthesia." BMJ Open 2018.
Cita MLA (8th ed.)Kowark, Ana, et al. "Improve Hip Fracture Outcome in the Elderly Patient (iHOPE): A Study Protocol for a Pragmatic, Multicentre Randomised Controlled Trial to Test the Efficacy of Spinal Versus General Anaesthesia." BMJ Open, 2018.