RT Journal Article SR Electronic T1 Seroprevalence of anti-SARS-CoV-2 IgG among adolescents at military fitness-for-duty evaluation JF BMJ Military Health JO BMJ Mil Health FD British Medical Journal Publishing Group SP bmjmilitary-2021-001828 DO 10.1136/bmjmilitary-2021-001828 A1 Elena Giuliano A1 V Gennaro A1 G P Milani A1 M Bianchetti A1 C Kocher A1 T Buehrer A1 B Mathis A1 G Togni A1 F Muggli YR 2021 UL http://militaryhealth.bmj.com/content/early/2021/04/01/bmjmilitary-2021-001828.abstract AB