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1 PPD-specific IgG and IgG subclasses in the sera of pulmonary tuberculosis patients
Pyoung Han Hwang, Jung Soo Kim
J Korean Med Sci.1993;8(1):1-9.   Published online 2009 May 27     DOI: http://dx.doi.org/10.3346/jkms.1993.8.1.1
      

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