Material of the research includes uterine tubes of foetuses. that were dead on the gestational term between 21 and 41 weeks. According to peculiarities in the pregnancy course this material was divided into groups: foetuses from mothers with physiological pregnancy; foetuses from mothers. whose pregnancy takes its course on the background of the PE with different stages of the severit... https://foldlyers.shop/product-category/voltage-detectors/