title: [Difficulties in the diagnosis of several forms of tubal pregnancy and ways of overcoming them (a propos the article by N. V. Kobozeva and A. V. Gur'eva "Progesterone test as a method of diagnosing tubal pregnancy")].
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy; D011274:Pregnancy, Tubal / Q000175:diagnosis*; D011374:Progesterone
chemical_list: D011374:Progesterone
vernacular_title: Trudnosti diagnostiki nekotorykh form trubnoĭ beremennosti i puti preodoleniia ikh (po povodu stat'i N. V. Kobozevoĭ i A. V. Gur'eva "Progesteronovaia proba kak metod diagnostiki trubnoĭ beremennosti")