Helen Bedford

发表

Susan Kerr, Helen Bedford, Lisa Dyson, 2016 .

Susan Kerr, Helen Bedford, Lisa Dyson, 2016 .

Helen Bedford, David Elliman, 2004, BMJ : British Medical Journal.

Susan Kerr, Helen Bedford, Lisa Dyson, 2016 .

Helen Bedford, Helen Campbell, Mary Ramsay, 2017, Vaccine.

Helen Bedford, H. Bedford, David Elliman, 2007, Archives of Disease in Childhood.

Ronan A Lyons, Helen Bedford, Carol Dezateux, 2018, International Journal of Population Data Science.

Helen Bedford, H. Bedford, M. Lansley, 2007, Vaccine.