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Response to the Letter to the Editor Regarding "Comparative Evaluation of Risk Scores for Predicting Postoperative

Wenting Zhang1, Shengfang Li1, Jiaqing Xu1

  • 1Drs. Zhang, Li, and Mr. Xu are affiliated with Department of Intensive Care Unit, Peking University Shenzhen Hospital, Shenzhen, China.

Respiratory Care
|July 3, 2026
PubMed
Abstract

No abstract available in PubMed .

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Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast, controlled...