Evaluation of sample size for laboratory detection during HAdVs outbreaks in China: a systematic review and model research.

Human adenovirus infection is a common cause of upper and lower respiratory illness and easily breaks out in schools and the army. In an adenovirus epidemic, a large number of samples would be collected for laboratory diagnosis, and it is urgent to optimize the current sampling strategy. We researched the application of laboratory detection in the adenovirus epidemic and optimized the range of laboratory pathogen detection in the adenovirus epidemic by summarizing previous theoretical achievements, research reports, and experts' opinions and by using mathematical model tools.

Probiotics for preventing postoperative infection in colorectal cancer patients: a systematic review and meta-analysis.

Purpose: Postoperative infection has seriously affected the prognosis of cancer patients, while probiotics have been increasingly used to prevent postoperative infection in clinical practice. This study aimed to evaluate the preventive effect of probiotics on infection after colorectal cancer (CRC) surgery.

Methods: Related clinical trial reports were collected from Pubmed, Embase, Cochrane Library as well as China National Knowledge Infrastructure (CNKI) databases.