OMB control number
An Epidemiologic Study of the Relation Between Maternal and Paternal Preconception Exposure to Ionizing Radiation and Childhood Leukemia
OMB 0920-0364 · HHS/CDC.
OMB 0920-0364
Latest Forms, Documents, and Supporting Material
An Epidemiologic Study of the Relation Between Maternal and Paternal Preconception Exposure to Ionizing Radiation and Childhood Leukemia All Historical Document Collections
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Approved without change |
Revision of a currently approved collection | 1998-06-30 | |
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Approved without change |
New collection (Request for a new OMB Control Number) | 1995-04-20 |