[WHO-recommended tuberculin PPD RT 23 SSI now approved in Germany].
Sagebiel
D
D
Deutsches Zentralkomitee zur Bekämpfung der Tuberkulose, Berlin.
Magdorf
K
K
Loddenkemper
R
R
D005858:Germany; D011786:Quality Control; D014374:Tuberculin Test / Q000592:standards*; D014944:World Health Organization