| 0158 | Factors associated with childhood cancer in a national cohort study | Golding J, Paterson M, Kinlen LJ | UK |
| 0159 | Childhood cancer, intramuscular vitamin K and pethidine given during labour | Golding J, Greenwood R, et al. | Bristol, England |
| 0160 | Administration of vitamin K to newborn infants and childhood cancer | Ekelund H, Finnstrom O, et al. | All maternity hospitals in Sweden |
| 0161 | Vitamin K and childhood cancer : a population based case control study in Lower Saxony, Germany | Von Kries R, Gobel U, et al. | Lower Saxony, N.W. Germany |
| 0162 | The risk of childhood cancer after neonatal exposure to vitamin K | Klebanoff MA, Read JS, et al. | USA |
| 0163 | Vitamin K regimens and incidence of childhood cancer in Denmark | Olsen J.H, Hertz H, et al. | Denmark |
| 0164 | Case-control study of childhood leukaemia and cancer in Scotland: findings for neonatal intramuscular vitamin K | McKinney PA, Juszczak E, et al. | Scotland |
| 0165 | Case-control studies of relation between childhood cancer and neonatal vitamin K administration | Passmore SJ, Draper G, et al. | England and Wales |
| 0166 | Ecological studies of relation between hospital policies on neonatal vitamin K administration and subsequent occurrence of childhood cancer | Passmore SJ, Draper G, et al. | England, Scotland and Wales |
| 0167 | Neonatal vitamin K administration and childhood cancer in the North of England: a retrospective case control study | Parker L, Cole M, et al. | Northern England |