Tobacco amblyopia: a clinical manifestation of vitamin-B12 deficiency.
D000550:Amblyopia / Q000097:blood*; D006801:Humans; D012907:Smoking / Q000009:adverse effects*; D014806:Vitamin B 12 Deficiency; D014815:Vitamins; D014026:Nicotiana
D014815:Vitamins
AMBLYOPIA/blood in; SMOKING/injurious effects; VITAMIN B12 DEFICIENCY/experimental