such as age (as comorbidity prevalence increases with age alongside immunosenescence) and surveillance bias (as sicker patients undergo more extensive microbiological testing).
Although the paper notes that #clinicalevidence
New meta-analysis: zinc lozenges reduce common cold duration by 33% — roughly 2.3 days shorter than placebo. The effect is larger than most people … #Clinicalevidence #Commoncold #Metaanalysis #Overthecounterremedy #Zinclozenges #Clinicalevidence #Commoncold #Metaanalysis #Overthecounterremedy …
