这个是最新官方说法。摘录如下: - P' q. g- l5 \ |7 N1 o1 p! {6 _1 g5 Z. u {) p
Not all children will get away with only one shot, however. The Public Health Agency's revised guidelines are as follows: 3 t* T- D% K. w- ^
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- Children between six months and under three years old should still receive two half-doses of adjuvanted H1N1 vaccine, at least 21 days apart. 4 x O" i2 c1 t8 Z$ S
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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. ; [- t/ p) \5 }! \7 i 3 d L. {: ?/ b# B' I( D. H5 o- 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 ' Y3 |8 d ]" y http://www.albertahealthservices.ca/901.asp#children 9 e+ V9 w3 N0 g9 ^# u/ |$ f4 [) g. U. B" Y# W- _3 P/ M/ S/ V1 i1 c
Will children need one or two vaccines? 9 E6 Z% K& y3 Y 9 t& G0 V; v2 H9 [1 f/ mThe Public Health Agency of Canada (Nov 12, 2009) recommends: 1 j% k# x1 A2 E) c4 X W: K2 w 0 b$ J3 M% V: e * 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.. ?* f& t& }$ D( Y( i* N6 @- b
* Healthy children with no chronic health problems aged three years to under 10 years should receive one half dose of the H1N1 adjuvanted vaccine.0 q* w# R- V1 \# w5 H$ ?
* 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. ! W$ @2 L# b. D+ Q& ^2 I. z * All children aged 10 years and older should receive one full dose adjuvanted vaccine.