National Technical Reports Library

The National Technical Information Service acquires, indexes, abstracts, and archives the largest collection of U.S. government-sponsored technical reports in existence. The NTRL offers online, free and open access to these authenticated government technical reports. Technical reports and documents in its repository may be available online for free either from the issuing federal agency, the U.S. Government Publishing Office’s Federal Digital System website, or through search engines.

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Title/Authors	Accession Number	Publication Year	Page Count
Dosimetry of Localized Accumulations of Cigarette Smoke and Radon Progeny at Bifurcations. Martonen, T. B; Hofmann, W.	PB92164847	1991	11 pages
Physical Factors Affecting Lung Deposition of Cigarette Smoke (with Syncarcinogenic Radon Progeny Effects), and Mineral Fiber Particulate Matter, Martonen, T. B; Hofmann, W; Balashazy, I.	PB89130454	1988	46 pages
Deposition Patterns of Cigarette Smoke in Human Airways. Martonen, T. B.	PB92158682	1992	16 pages