Supplementary File 1 - Search Strategy and Protocol Summary: Use of Testosterone in the Prevention and Treatment of Male Sarcopenia: A Systematic Review

Supplementary material for the systematic review entitled "Use of Testosterone in the Prevention and Treatment of Male Sarcopenia: A Systematic Review". This file contains the detailed search strategy used across PubMed, Cochrane Library, and Embase databases, as well as a summary of the study protocol, including inclusion and exclusion criteria, data extraction methods, and the PICO framework applied in this review.本材料为题为《睾酮在男性肌肉减少症（Sarcopenia）的预防与治疗中的应用：一项系统综述》的系统综述的补充资料。本文件涵盖在PubMed、Cochrane Library及Embase数据库中使用的详细检索策略，同时汇总了本次综述所采用的研究方案，包括纳入与排除标准、数据提取方法以及本次综述应用的PICO框架（PICO framework）。