这个是最新官方说法。摘录如下:+ @; L3 |2 e* i
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Not all children will get away with only one shot, however. The Public Health Agency's revised guidelines are as follows: % G8 a1 Q8 ^) {9 y' j3 q3 U$ o. T4 ^5 P/ p* P3 m B8 H
- Children between six months and under three years old should still receive two half-doses of adjuvanted H1N1 vaccine, at least 21 days apart. 9 V, Q+ G4 ~$ h( _4 ^% x
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- 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. 3 R8 w: i% D$ E% p7 K1 x ( b+ Y% `0 i1 f' s# _- 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 ) ]! w# K6 F5 e. }http://www.albertahealthservices.ca/901.asp#children / V- ]& J9 t- y, p- ] % N9 F- Z8 d% [' G9 P9 \! }Will children need one or two vaccines? % T6 ~6 B$ o4 }+ E& n2 h8 v6 Q6 _1 v! @/ ] ^2 r4 d2 R& p
The Public Health Agency of Canada (Nov 12, 2009) recommends: 0 e+ H j% z( N1 \" ]! D# X1 Y* r$ l ) f. a* X) \7 g * 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. 6 ?! s2 m8 A( S V' {5 o * Healthy children with no chronic health problems aged three years to under 10 years should receive one half dose of the H1N1 adjuvanted vaccine.. h5 \7 b) d$ M$ N+ A
* 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.6 \8 G+ `( r; C' b5 _' c" m1 Y8 r
* All children aged 10 years and older should receive one full dose adjuvanted vaccine.