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酶联免疫吸附试验检测儿童结核病血清中特异性抗体的初步研究

PPD of Mycobacterium intracellulare, PPDB

PPD of Mycobacterium scrofulaceum, PPDG

PPD of Mycobacterium avium, PPDA

purified protein derivative (PPD) of tuberculin

PPD of Mycobacterium kansasii, PPDY

purified protein derivative (PPD)

purified protein derivative, PPD

purified protein derivative, PPD