Passive immunity was discovered by
Robert Koch
L. Pasteur
Edward Jenner
Eemil Von Behring
It’s obvious.
Definitions / Explanation : $PAP$ smear & Allergens
Which test confirms the scarlet fever
Severe Acute Respiratory Syndrome $(SARS)$
Which virus, for the first time, was synthesised in the form of non-living crystals
Grave's disease is caused by the hypersecretion of thyroid hormone and is associated with the
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