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Title: International standard for purified protein derivative (PPD) of mammalian tuberculin
Authors: World Health Organization. Biologicals Unit
WHO Expert Committee on Biological Standardization (1983 : Geneva, Switzerland)
Issue Date: 1983
Publisher: Geneva : World Health Organization
Language: English
Description: PC.HQ
English only
WHO/BS/83.1408. Unpublished
1 p.
Subject: Tuberculin
Gov't Doc #: WHO/BS/83.1408. Unpublished
Appears in Collections:Technical Documents

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