The debate about the stability of PPD RT23 is not closed.
Korean Institue of Tuberculosis, Korean National Tuberculosis Association, Seoul.
S J
SJ
Kim
Y P
YP
Hong
G H
GH
Bai
E K
EK
Lee
W J
WJ
Lew
D006801:Humans; D007723:Korea; D012680:Sensitivity and Specificity; D014374:Tuberculin Test / Q000592:standards*; D014376:Tuberculosis / Q000175:diagnosis* / Q000276:immunology