Oxygen: too much, too little.
D001784:Blood Gas Analysis; D006801:Humans; D000860:Hypoxia / Q000097:blood / Q000209:etiology / Q000451:nursing*; D007231:Infant, Newborn; D017283:Neonatal Nursing / Q000379:methods*; D009730:Nursing Assessment / Q000379:methods; D010100:Oxygen / Q000506:poisoning*; D010102:Oxygen Inhalation Therapy / Q000009:adverse effects* / Q000379:methods* / Q000451:nursing