Redfern, O., Harford, M., Gerry, S., Prytherch, D., & Watkinson, P. (2020). Frailty assessment in very old intensive care patients: The Hospital Frailty Risk Score answers another question. Springer Nature.
芝加哥风格引文Redfern, OC, M. Harford, S. Gerry, D. Prytherch, 与 PJ Watkinson. Frailty Assessment in Very Old Intensive Care Patients: The Hospital Frailty Risk Score Answers Another Question. Springer Nature, 2020.
MLA引文Redfern, OC, et al. Frailty Assessment in Very Old Intensive Care Patients: The Hospital Frailty Risk Score Answers Another Question. Springer Nature, 2020.
警告：这些引文格式不一定是100％准确.