[Improving the effectiveness of preventive examinations of employees in industrial establishments with a view to early diagnosis of stomach diseases].
D006801:Humans; D009786:Occupational Health Services; D010808:Physical Examination / Q000379:methods*; D011314:Preventive Health Services; D012426:Russia; D013274:Stomach Neoplasms / Q000517:prevention & control*; D013997:Time Factors
Povyshenie éffektivnosti profilakticheskikh osmotrov rabochikh i sluzhashchikh promyshlennykh predpriiatiĭ s tsel'iu ranneĭ diagnostiki zabolevaniĭ zheludka.