RT Journal Article SR Electronic T1 Association between malignant disease in children and maternal virus infections during pregnancy. JF British Journal of Preventive & Social Medicine JO Br J Prev Soc Med FD BMJ Publishing Group Ltd SP 68 DO 10.1136/jech.27.1.68 VO 27 IS 1 A1 J F Bithell A1 G J Draper A1 P D Gorbach YR 1973 UL http://jech.bmj.com/content/27/1/68.1.abstract AB