共 14 条
- [2] Al-Azzam Sayer I., 2007, International Journal of Occupational Medicine and Environmental Health, V20, P373, DOI 10.2478/v10001-007-0038-9
- [3] Awad A, 2005, J PHARM PHARM SCI, V8, P326
- [8] Oh AL, 2011, J INFECT DEV COUNTR, V5, P338
- [9] Raosoft Inc, 2004, Raosoft Sample size calculator