Perl, Trish M Managing Emerging Infectious Diseases: Should Travel Be the Fifth Vital Sign? [electronic resource] - Annals of internal medicine 04 2020 - 560-561 p. digital Publication Type: Journal Article ISSN: 1539-3704 Standard No.: 10.7326/M20-0643 doi Subjects--Topical Terms: BetacoronavirusCOVID-19Communicable Diseases, Emerging--diagnosisCoronavirus Infections--diagnosisHumansPandemics--prevention & controlPneumonia, Viral--diagnosisSARS-CoV-2Travel-Related IllnessVital Signs