Editorial: Oesophageal cancer on the Caspian littoral.
D000328:Adult; D000367:Age Factors; D000368:Aged; D001361:Avitaminosis / Q000150:complications; D004032:Diet / Q000009:adverse effects; D004777:Environment; D004938:Esophageal Neoplasms / Q000453:epidemiology* / Q000209:etiology; D005006:Ethnicity; D005260:Female; D006306:Health Surveys; D006801:Humans; D007492:Iran; D007623:Kazakhstan; D008297:Male; D008875:Middle Aged; D011159:Population Surveillance; D012737:Sex Factors; D013274:Stomach Neoplasms / Q000453:epidemiology; D014423:Turkmenistan