title: Pathophysiological classification of perinatal depressions and cybernetics in obstetrics -- a working hypothesis for a model of life.
mesh_terms: D000136:Acid-Base Equilibrium; D003491:Cybernetics; D005260:Female; D005316:Fetal Distress / Q000145:classification / Q000503:physiopathology*; D005318:Fetal Heart / Q000503:physiopathology*; D006339:Heart Rate; D006801:Humans; D007743:Labor, Obstetric; D008954:Models, Biological; D010927:Placental Insufficiency / Q000503:physiopathology; D011247:Pregnancy; D014590:Uterine Contraction