id	keyword
bam-10268	covid-19
bam-10268	patients
bam-10268	mortality
bam-10268	risk
bam-10268	doi
bam-10268	disease
bam-10268	clinical
bam-10268	factors
bam-10268	covid-19 mortality
bam-10268	studies
bam-10268	wang
bam-10268	sars
bam-10268	covid-19 patients
bam-10268	coronavirus
bam-10268	study
bam-10268	features
bam-10268	infection