title: Further observations on the effect of azathioprine on chronic nonremitting multiple sclerosis.
mesh_terms: D000328:Adult; D001379:Azathioprine / Q000627:therapeutic use*; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000188:drug therapy*
chemical_list: D001379:Azathioprine