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Retrospective studies

Prevalence, Severity and Mortality associated with COPD and Smoking in patients with COVID-19: A Rapid Systematic Review and Meta-Analysis

Jaber S. Alqahtani, Tope Oyelade, [ ... ], John R. Hurst

The ‘Swallow Tail’ Appearance of the Healthy Nigrosome – A New Accurate Test of Parkinson's Disease: A Case-Control and Retrospective Cross-Sectional MRI Study at 3T

Stefan T. Schwarz, Mohammed Afzal, [ ... ], Dorothee P. Auer

What do we know about SARS-CoV-2 transmission? A systematic review and meta-analysis of the secondary attack rate and associated risk factors

Wee Chian Koh, Lin Naing, [ ... ], Justin Wong

Relationship between Mid-Upper Arm Circumference and Body Mass Index in Inpatients

Néstor Benítez Brito, José Pablo Suárez Llanos, [ ... ], Enrique Palacio Abizanda

Treatment duration of complicated urinary tract infections by extended-spectrum beta-lactamases producing enterobacterales

Judith Álvarez Otero, Jose Luis Lamas Ferreiro, [ ... ], Javier de la Fuente Aguado

Risk Associated with Bee Venom Therapy: A Systematic Review and Meta-Analysis

Jeong Hwan Park, Bo Kyung Yim, [ ... ], Tae-Hun Kim

Thyroid function analysis in COVID-19: A retrospective study from a single center

Jahanzeb Malik, Asmara Malik, [ ... ], Muhammad Shoaib

Myopia progression varies with age and severity of myopia

Pavan Kumar Verkicharla, Priyanka Kammari, Anthony Vipin Das

Enteral Nutrition within 48 Hours of Admission Improves Clinical Outcomes of Acute Pancreatitis by Reducing Complications: A Meta-Analysis

Jie-Yao Li, Tao Yu, [ ... ], Qi-Kui Chen

Insertion of an intrathecal catheter in parturients reduces the risk of post-dural puncture headache: A retrospective study and meta-analysis

Jiali Deng, Lizhong Wang, [ ... ], Xingjie Ma

The Minimal Important Difference in Physical Activity in Patients with COPD

Heleen Demeyer, Chris Burtin, [ ... ], Thierry Troosters

Novel Protein-Protein Interactions Inferred from Literature Context

Herman H. H. B. M. van Haagen, Peter A. C. 't Hoen, [ ... ], Martijn J. Schuemie

Review of Literature of Radial Nerve Injuries Associated with Humeral Fractures—An Integrated Management Strategy

YuLin Li, GuangZhi Ning, [ ... ], ShiQing Feng

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