Background Non-pharmaceutical interventions (NPIs) are used to reduce transmission of
SARS coronavirus 2 (SARS-CoV-2) that causes coronavirus disease 2019 (COVID-19). …

Introduction Analysis of joint aspirate is the standard preoperative investigation for diagnosis
of periprosthetic joint infection (PJI). We compared the diagnostic performance of culture …

Background We sought to construct a general methodology for objectively quantifying the
learning curve associated with any surgical technique and to determine the number of cases …

… Morgenstern R. Full … Rudolf Morgenstern is an independent consultant of Interventional
Spine Inc., CA, USA, and did not receive honoraria for expert consultation. Christian Morgenstern …

Study Objectives: The clear discrimination of central and obstructive hypopneas is highly
relevant to avoid misinterpretation and inappropriate treatment of complicated breathing …

Study Design: This was a prospective, multicenter, consecutive case series’ study. Objective:
The objective of this study was to evaluate a novel facet-sparing, percutaneous …

Introduction Bone healing disturbance following fracture fixation represents a continuing
challenge. We evaluated a novel fully automated polymerase chain reaction (PCR) assay using …

Der junge Christian stand in einem ganz eigenartigen Verhiltnis zu seiner Mutter. Man k6nnte
es fast eine Religion nennen. Vieles verband ihn mit ihr; nicht nur, daB er in der Mutter …

Objective. To prospectively evaluate automated multiplex PCR and isothermal microcalorimetry
tests for rapid and accurate diagnosis of septic arthritis. Methods. Patients with acute …

Study Design Clinical series of patients with degenerative disk disease undergoing an
endoscopic posterolateral transforaminal procedure that used a reaming foraminoplasty …