Some peculiarities in the spreading of the cancer of the stomach in the Region of the Distric Oncological Dispensary Veliko Tirnovo, Bulgaria.
D000328:Adult; D000367:Age Factors; D000368:Aged; D002031:Bulgaria; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000453:epidemiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D013274:Stomach Neoplasms / Q000453:epidemiology*