Vitamin B-12 absorption by inhalation.
D000042:Absorption; D000336:Aerosols / Q000627:therapeutic use*; D000752:Anemia, Pernicious / Q000188:drug therapy*; D006801:Humans; D008171:Lung Diseases / Q000209:etiology*; D011650:Pulmonary Alveoli; D012138:Respiratory Therapy; D014805:Vitamin B 12 / Q000009:adverse effects*; D014806:Vitamin B 12 Deficiency / Q000188:drug therapy*
D000336:Aerosols; D014805:Vitamin B 12