Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7782910.17816/kazmj77829MiscellaneousA new way of differential diagnosis of smallpox using allergy reactions. Gins (Zeit. für Hygiene, Bd. 106, H. II)PopovV.info@eco-vector.com150119272311241241108202111082021Copyright © 1927, Popov V.1927<p>The author immunized guinea pigs with glycerol smallpox vaccine intradermally, subcutaneously and in the testicle. After 4 weeks, they were tested in allergic reaction with virulent vaccine heated to 80 for hour and with crude lymph. The results were evaluated after 24 hours.</p>Kazan Medical archiveКазанский медицинский архив