OMB control number
Precancerous Gastric Lesions, Study Of Their Determinants And Rates Of Transition In A Population In China At High Risk Of Stomach Cancer
OMB 0925-0357 · HHS/NIH.
OMB 0925-0357
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All Historical Document Collections
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Approved without change |
New collection (Request for a new OMB Control Number) | 1990-01-18 |