共 22 条
- [1] AHNEFELD FW, 1975, ANAESTHESIST, V24, P547
- [3] Burdick W P, 1992, J Emerg Med, V10, P627, DOI 10.1016/0736-4679(92)90152-J
- [4] Cohen J, 2013, Statistical power analysis for the behavioral sciences, DOI [10.4324/9780203771587, DOI 10.4324/9780203771587]
- [5] Doolen J, 2014, INT J NURS ED SCHOLA, V11
- [6] Druck J, 2009, WEST J EMERG MED, V10, P152
- [10] JOHNSON G, 1994, J ACCID EMERG MED, V11, P223