TY - JOUR T1 - Vaccine advances. JF - Archives of Disease in Childhood JO - Arch Dis Child SP - 531 LP - 532 DO - 10.1136/adc.61.6.531 VL - 61 IS - 6 AU - J W Smith Y1 - 1986/06/01 UR - http://adc.bmj.com/content/61/6/531.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -