[A COMPARATIVE STUDY OF TUBERCULINS].
D035843:Biomedical Research; D002648:Child; D006801:Humans; D013223:Statistics as Topic; D014373:Tuberculin; D014374:Tuberculin Test
D014373:Tuberculin
CHILD; CLINICAL RESEARCH; STATISTICS; TUBERCULIN TEST
SRAVNITEL'NOE IZUCHENIE TUBERKULINOV.