The role of vitamin A and zinc supplementation in pediatric pneumonia: A protocol for systematic review and network meta-analysis.
Shi Yu, Lei Qihong, Liu Hongxia, +1 more·Medicine
BACKGROUND: There is still controversy regarding the role of zinc and vitamin A supplementation in pediatric pneumonia. Therefore, we designed a systematic review and network meta-analysis to incorporate the available evidence to determine the role of vitamin A and zinc in pediatric pneumonia. METHODS: From the incept…