Author

C. Klett-Tammen

2 papers indexed here

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Open access Oct 2026

Contact behavior and serological evidence of influenza reinfection across three post-COVID-19 pandemic seasons in a nationwide German cohort.

BACKGROUND Influenza remains a global public health burden. While interpersonal contacts drive transmission, their association with individual-level reinfection risk is not well quantified, particularly in the post-COVID-19 period. We assessed the relationship between contact frequency and serological evidence of influ...

Heiko Hampel, M. Harries, C. Klett-Tammen et al. · Infection · 0 citations

Review Open access Aug 2026

Usual dietary intake estimation in the German National Cohort (NAKO)

Introduction Accurate measurement of dietary intake remains challenging in large-scale nutritional studies. This study aimed to develop and evaluate both a practical dietary assessment strategy and a computationally efficient statistical method for estimating usual dietary intake in the German National Cohort (NAKO Ges...

N. Wawro, Sylvia Gastell, R. Mikolajczyk et al. · Frontiers in Nutrition · 1 citation