TY - JOUR T1 - Commentary JF - Archives of Disease in Childhood JO - Arch Dis Child SP - 313 LP - 314 DO - 10.1136/adc.71.4.313 VL - 71 IS - 4 AU - L T Weaver Y1 - 1994/10/01 UR - http://adc.bmj.com/content/71/4/313.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -