Retraction notices

Effects of Vitamin D on Respiratory Function and Immune Status for Patients with Chronic Obstructive Pulmonary Disease (COPD): A Systematic Review and Meta-Analysis

Type

Retraction

Notice date

10/18/2023 0:00

Journal

Computational and Mathematical Methods in Medicine

Publisher

Hindawi

Notice DOI

10.1155/2023/9831859

Original paper DOI

10.1155/2022/2910782

Reasons

• Concerns/Issues about Data
• Concerns/Issues about Results and/or Conclusions
• Concerns/Issues about Referencing/Attributions
• Concerns/Issues about Peer Review
• Investigation by Journal/Publisher
• Investigation by Third Party
• Paper Mill
• Computer-Aided Content or Computer-Generated Content
• Unreliable Results and/or Conclusions

Matching venue names

Name match only, not an authoritative journal identifier.

• Computational and Mathematical Methods in Medicine