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Observational studies

Sedentary behavior, physical activity, sleep duration and obesity risk: Mendelian randomization study

Siqing Chen, Lili Yang, [ ... ], Jing Ye

Approaches to estimate bidirectional causal effects using Mendelian randomization with application to body mass index and fasting glucose

Jinhao Zou, Rajesh Talluri, Sanjay Shete

Lower doses of carvedilol in Japanese heart failure patients with reduced ejection fraction could show the potential to be non-inferior to higher doses in US patients: An international collaborative observational study

Makiko Maeda, Douglas Humber, [ ... ], Shirley M. Tsunoda

Current practice of hospital-based palliative care teams: Advance care planning in advanced stages of disease: A retrospective observational study

Iris van Doorne, Dick L. Willems, [ ... ], Marjon van Rijn

Tombstone cost and longevity: The San Pedro Cemetery Museum in Medellín in Colombia

Gary O’Donovan, Astrid Martínez, [ ... ], Uriel Zapata

Observational studies generate misleading results about the health effects of air pollution: Evidence from chronic air pollution and COVID-19 outcomes

Marc N. Conte, Matthew Gordon, [ ... ], Chu A. (Alex) Yu

Perfusion vs non-perfusion computed tomography imaging in the late window of emergent large vessel ischemic stroke: A systematic review and meta-analysis

Jose Danilo B. Diestro, Abdelsimar T. Omar II, [ ... ], Sunjay Sharma

Physical measures of physical functioning as prognostic factors to predict outcomes in low back pain: Protocol for a systematic review

Rameeza Rashed, Katie Kowalski, [ ... ], Alison Rushton

Performance of modeling and balancing approach methods when using weights to estimate treatment effects in observational time-to-event settings

Guilherme W. F. Barros, Marie Eriksson, Jenny Häggström

On the relationship between emotions and cognitive control: Evidence from an observational study on emotional priming Stroop task

Antonino Visalli, Ettore Ambrosini, [ ... ], Antonino Vallesi

Using microbiological data to improve the use of antibiotics for respiratory tract infections: A protocol for an individual patient data meta-analysis

Irene Boateng, Beth Stuart, [ ... ], Nick Francis

Clinical effectiveness of screening for age-related macular degeneration: A systematic review

Dalila Fernandes Gomes, Daniel da Silva Pereira Curado, [ ... ], Everton Nunes da Silva

Contraction reserve in high resolution manometry is correlated with lower esophageal acid exposure time in patients with normal esophageal motility: A retrospective observational study

Yaoyao Lu, Linling Lv, Jinlin Yang, Zhihui Yi

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