Toxoplasmin reactions in children and juveniles.
D000293:Adolescent; D000367:Age Factors; D000937:Antigen-Antibody Reactions; D001604:Berlin; D002648:Child; D002675:Child, Preschool; D003604:Czechoslovakia; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008403:Mass Screening; D012383:Romania; D012744:Sex Ratio; D012882:Skin Tests; D013223:Statistics as Topic; D013557:Switzerland; D013997:Time Factors; D014122:Toxoplasma / Q000276:immunology*; D014123:Toxoplasmosis / Q000453:epidemiology