Longitudinal data from factorial experiments frequently arise in various elds of study, ranging
from medicine and biology to public policy and sociology. In most practical situations, the …

A subset of patients has long-lasting symptoms after mild to moderate Coronavirus disease
2019 (COVID-19). In a prospective observational cohort study, we analyze clinical and …

Background The role of catheter ablation in patients with symptomatic atrial fibrillation and
end-stage heart failure is unknown. Methods We conducted a single-center, open-label trial …

Background Fatigue, exertion intolerance and post-exertional malaise are among the most
frequent symptoms of Post-COVID Syndrome (PCS), with a subset of patients fulfilling …

One-way layouts, ie, a single factor with several levels and multiple observations at each
level, frequently arise in various fields. Usually not only a global hypothesis is of interest but …

INTRODUCTION: The aim of this study was to evaluate the cleaning efficacy of different
irrigant agitation techniques on debris and smear layer removal in curved root canals …

Rödig T, Hausdörfer T, Konietschke F, Dullin C, Hahn W, Hülsmann M. Efficacy of D‐RaCe
and ProTaper Universal Retreatment NiTi instruments and hand files in removing gutta …

Aim To compare the efficacy of reciprocating and rotary N i T i‐instruments in removing filling
material from curved root canals using micro‐computed tomography. Methodology Sixty …

We study simultaneous rank procedures for unbalanced designs with independent
observations. The hypotheses are formulated in terms of purely nonparametric treatment …

Bei der Bildung von Rängen kam das Problem der Behandlung von gleichen Messwerten,
so genannten Bindungen, hinzu. In der eher theoretisch orientierten Literatur wurden …