Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector5282910.17816/kazmj52829MiscellaneousBiochemical pregnancy detectionReipprichW.info@eco-vector.com13081935318-9111911190112202001122020Copyright © 2020, Reipprich W.2020<p>The author found that rats not only tolerate large doses of pregnant women's urine well, but are also more sensitive to the action of gonadotropic hormones, so he suggested using Zondek-Aschheim instead of mice infantile rats, which inject pregnant women's urine in the amount of 10-14 cc under the skin of their backs.</p>Kazan Medical archiveКазанский медицинский архив