6006| 11
|
[执业医师] 某地区50万人,为考核三年来防治效果,此次调查,应抽样多少人? |
| ||
| ||
| ||
| ||
| ||
| ||
| ||
手机版|会员|至尊|接种|公卫人 ( 沪ICP备06060850号-3 )
GMT+8, 2024-6-1 13:12 , Processed in 0.077527 second(s), 9 queries , Gzip On, MemCached On.
Powered by Discuz! X3.4
© 2001-2023 Discuz! Team.