PT - JOURNAL ARTICLE AU - Helen Williams TI - Answers <em>From questions on page 24</em> AID - 10.1136/adc.2010.200485a DP - 2011 Feb 01 TA - Archives of disease in childhood - Education &amp; practice edition PG - 40--40 VI - 96 IP - 1 4099 - http://ep.bmj.com/content/96/1/40.short 4100 - http://ep.bmj.com/content/96/1/40.full SO - Arch Dis Child Educ Pract Ed2011 Feb 01; 96