Mothers under stress.
D003863:Depression / Q000209:etiology; D005260:Female; D006801:Humans; D011181:Postnatal Care; D011247:Pregnancy; D011618:Psychotic Disorders / Q000209:etiology; D011644:Puerperal Disorders / Q000523:psychology*; D013315:Stress, Psychological / Q000209:etiology*