Born before 22 weeks, 'most premature' baby now thriving

Born before 22 weeks, 'most premature' baby now thriving
A preterm baby born at 21 weeks and four days is now a healthy 3-year-old girl with no impairments, doctors say. Her case sheds light on a controversial question in neonatal medicine: when should it be recommended to resuscitate a preterm baby, or not?