这个是最新官方说法。摘录如下: + o" i) \ s7 j. F5 V' a* Z, u" F5 L5 f! W [
Not all children will get away with only one shot, however. The Public Health Agency's revised guidelines are as follows: - F# ^4 [5 D% l" W ' R& J6 R9 {& s3 |- Children between six months and under three years old should still receive two half-doses of adjuvanted H1N1 vaccine, at least 21 days apart. " ?% P, w; Q T
" o7 B/ g t! A* J6 P( }' c- Children between three years and nine years old with chronic health conditions should get their first half-dose as quickly as possible. They should get a second half-dose at least 21 days later. * I+ I N8 ^/ ?" O5 I- a$ D" @' h4 A- f4 O G
- Healthy kids between three years and nine years old should only receive a half-dose of H1N1 vaccine. They don't need to come back for a second shot.
alberta health 的说法 . N3 |, S- P# k9 `/ Zhttp://www.albertahealthservices.ca/901.asp#children / N0 a* l$ u: K( ?" ^ 6 `1 r; H! s$ C3 E/ l1 ]7 DWill children need one or two vaccines? 4 i @2 j6 u% w: w6 r) s: O& T& ~( @0 ~) ?
The Public Health Agency of Canada (Nov 12, 2009) recommends:! d7 p* O1 G# ?& ]3 N
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* Children from six months up to and less than three years old receive two half-doses of the H1N1 adjuvanted vaccine. There should be a minimum of 21 days between the two half doses.1 E/ a0 a2 ^/ ?5 x# ?
* Healthy children with no chronic health problems aged three years to under 10 years should receive one half dose of the H1N1 adjuvanted vaccine.% M+ i- r6 ]8 w: |
* Children aged three to under 10 years with chronic medical conditions should receive two half doses of adjuvanted H1N1 vaccine. There should be a minimum of 21 days between the two half doses./ o+ @& S$ C. s) b( \6 r& c
* All children aged 10 years and older should receive one full dose adjuvanted vaccine.