title: [Causes of the onset of labor].
mesh_terms: D000305:Adrenal Cortex Hormones / Q000502:physiology; D000311:Adrenal Glands / Q000502:physiology; D000818:Animals; D000937:Antigen-Antibody Reactions; D001095:Arachidonic Acids / Q000502:physiology; D004958:Estradiol / Q000502:physiology; D004967:Estrogens / Q000502:physiology; D005260:Female; D005333:Fetus / Q000502:physiology; D006801:Humans; D007108:Immune Tolerance; D007745:Labor Onset; D007743:Labor, Obstetric; D009424:Nervous System Physiological Phenomena; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D011263:Pregnancy Trimester, Third; D011374:Progesterone / Q000502:physiology; D011453:Prostaglandins / Q000502:physiology; D014181:Transplantation Immunology
chemical_list: D000305:Adrenal Cortex Hormones; D001095:Arachidonic Acids; D004967:Estrogens; D011453:Prostaglandins; D011374:Progesterone; D004958:Estradiol
vernacular_title: Prichini za zapochvane na razhdaneto.