Third- and second-generation oral contraceptives are associated with similar risk estimates for venous thromboembolism von Kaper, R. F., Norpoth, T., Rekers, H.

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Clinical experience with a modern low-dose oral contraceptive in almost 100,000 users von Brill, Klaus, Norpoth, Thomas, Schnitker, Jörg, Albring, Manfred

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Health policy and third-generation oral contraceptives von Michaels, M.Alex, Norpoth, Thomas

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Oral contraceptive use and venous thromboembolism: a consideration of the impact of bias and confounding factors on epidemiological studies von Rekers, H., Norpoth, T., Michaels, M.A.

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Replication Data for: Primary Model Predicts Trump Re-election von Norpoth, Helmut

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Replication Data for: Lost in the New Deal Realignment: GI Joe von Norpoth, Helmut

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Oral contraceptive use and venous thromboembolism: A consideration of the impact of bias and confounding factors on epidemiological studies von Rekers, H., Norpoth, T., Michaels, M. A.

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Forecasting elections with October surprises von Norpoth, Helmut

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Primary Model Predicts Trump Reelection von Norpoth, Helmut

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Lost in the New Deal Realignment: GI Joe von Norpoth, Helmut

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America’s Largest Denomination: None von Norpoth, Helmut

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The American Voter in 1932: Evidence from a Confidential Survey von Norpoth, Helmut

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Primary Model Predicts Trump Victory von Norpoth, Helmut

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Felix Rosenberg—Student, Writer, Traveller von Falksohn, Howard, Norpoth, Anna

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Presidential Swing States: Why Only Ten Matter. Edited by Stacey Hunter Hecht and David Schultz. Lanham, MD: Rowman & Littlefield, 2015. 386p. $115.00 cloth, $49.99 paper von Norpoth, Helmut

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The Electoral Cycle von Norpoth, Helmut

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Influence of heat treatment on the abrasive wear resistance of a Cr3C2 [singlebond]NiCr coating deposited by an ethene-fuelled HVOF spray process von Janka, Leo, Norpoth, Jonas, Trache, Richard, Berger, Lutz-Michael

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Chancellor Model Predicts a Change of the Guards von Norpoth, Helmut, Gschwend, Thomas

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Norm und Wirklichkeit von Norpoth, M T, Grothe, Ewald

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Policy popularity: The Arizona immigration law von Park, Jeeyoung, Norpoth, Helmut

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