[IMMUNITY TO DIPHTHERIA IN RESIDENTS OF HELSINKI DURING THE YEARS 1943-1959 AS DETERMINED BY THE SCHICK SKIN TEST].
D004165:Diphtheria; D005387:Finland; D006801:Humans; D007109:Immunity; D010820:Physicians; D012882:Skin Tests; D013223:Statistics as Topic
DIPHTHERIA; FINLAND; IMMUNITY; SKIN TESTS; STATISTICS
HELSINKILAEISTEN IMMUNITEETTI KURKKUMAETAEAE VASTAAN VUOSINA 1943-1959 SCHICKIN IHOKOKEELLA TUTKITTUNA.