共 34 条
- [3] Amadi E. S., 2009, Trends in Medical Research, V4, P91, DOI 10.3923/tmr.2009.91.95
- [4] [Anonymous], 1998, MMWR Recomm Rep, V47, P1
- [5] Azeez-akande O., 2010, African Journal of Clinical and Experimental Microbiology, V11, P170
- [7] Centers for Disease Control and Prevention (CDC), 2003, MMWR Recomm Rep, V52, P1
- [9] Egah D. Z., 2004, Annals of African Medicine, V3, P35
- [10] Erhabor O, 2006, Niger J Clin Pract, V9, P18