共 30 条
- [2] [Anonymous], 1993, HDB AFRICAN MED PLAN
- [3] *CIHI, 1996, NIG COUNTR HLTH PROF, P53
- [5] Etkin Nina L, 2004, Hawaii Med J, V63, P349
- [8] Etkin NL, 2002, ECON BOT, V56, P73, DOI 10.1663/0013-0001(2002)056[0073:LKOBDA]2.0.CO
- [9] 2
- [10] ETKIN NL, 1998, P NIG SOC PHARM SCI, P9