In utero exposure - cancer link was unknown Study confirms that ionising radiation is a weak carcinogen
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/atomic-bomb-survivors-cancers
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/radiation
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nuclear-weapons