Registration of acute medical hospital admissions in the Danish National Patient Registry: a validation study

by Vest-Hansen B, Riis AH, Christiansen CF
Published 2013-04-01

Does low risk of infections as a marker of effective immunity predict increased risk of subsequent giant cell arteritis or polymyalgia rheumatica? A Danish population-based case&nd...

by Brault C, Riis AH, Mor A, Duhaut P, Thomsen RW
Published 2018-10-01

Predictors of preconceptional folic acid or multivitamin supplement use: a cross-sectional study of Danish pregnancy planners

by Cueto HT, Riis AH, Hatch EE, Wise LA, Rothman KJ, Mikkelsen EM
Published 2012-10-01

Correlates of menstrual cycle characteristics among nulliparous Danish women

by Hahn KA, Wise LA, Riis AH, Mikkelsen EM, Rothman KJ, Banholzer K, Hatch EE
Published 2013-08-01

Rheumatoid Arthritis as a Risk Factor for Coronary Artery Calcification and Obstructive Coronary Artery Disease in Patients with Chest Pain: A Registry Based Cross-Sectional Study

by Tinggaard AB, de Thurah A, Andersen IT, Riis AH, Therkildsen J, Winther S, Hauge EM, Bøttcher M
Published 2020-06-01

Application of the Adaptive Validation Substudy Design to Colorectal Cancer Recurrence

by Collin LJ, Riis AH, MacLehose RF, Ahern TP, Erichsen R, Thorlacius-Ussing O, Lash TL
Published 2020-02-01