Review Article

Curative Effects of Suhuang Zhike Capsule on Postinfectious Cough: A Meta-Analysis of Randomized Trials

Figure 1

Flow diagram showing the trial selection process for the systematic review. CNKI: Chinese National Knowledge Infrastructure; VIP: Cqvip Database; PubMed: MEDLINE; PIC: postinfectious cough; RCT: randomized controlled trials.