PT - JOURNAL ARTICLE ED - , TI - Journal Watch AID - 10.1136/adc.2009.167882 DP - 2009 Dec 01 TA - Archives of disease in childhood - Education & practice edition PG - 191--192 VI - 94 IP - 6 4099 - http://ep.bmj.com/content/94/6/191.short 4100 - http://ep.bmj.com/content/94/6/191.full SO - Arch Dis Child Educ Pract Ed2009 Dec 01; 94