TY - JOUR AU - Kennedy S AU - Dwyer T AU - Hirst J AU - Villar J AU - Knight H AU - Ohuma E AU - Hennig B AU - Papageorghiou A AU - Cheikh I BT - Archives of Disease in Childhood: Fetal and Neonatal Edition DO - 10.1136/archdischild-2018-315295 LA - eng PY - 2018 T2 - Archives of Disease in Childhood: Fetal and Neonatal Edition TI - Social gradient of birthweight in England assessed using the INTERGROWTH-21st gestational age-specific standard ER -