Subjects: POLIO; HERD immunity; IMMUNE system
Record details
Subjects: HISTORY of medical research; PREVENTION of communicable diseases; VACCINATIONUNITED States
Subjects: *COVID-19; HERD immunity; IMMUNITY
Subjects: *HERD immunity; *COVID-19; *IMMUNITYUNITED Kingdom
Subjects: COVID-19 pandemic; STRUCTURAL models; CORONAVIRUSESSWEDEN; UNITED Kingdom
Subjects: COVID-19; HERD immunity; COMMUNITIESQATAR
Subjects: *HERD immunity; *COVID-19; *NATURAL immunity
Subjects: MEASLES; SEROPREVALENCE; IMMUNITYGREECE; MACEDONIA; THRACE
Subjects: LYMANTRIA dispar; HERD immunity; GRAM-positive bacteria
Subjects: PNEUMOCOCCAL vaccines; VACCINATION of children; HERD immunity