[Integral methodologic approach to occupational health maintenance for oil industry workers in North-West Siberia (exemplified by JSC "Novosibirsknephtegaz" model)].

The authors analyzed work conditions and health of workers in oil-extracting industry of Novosibirsk region. Findings are that work safety system based on workplace certification concerning work conditions and on occupational safety activities certification is the most important component in primary prevention of occupational hazardous effects on life and health of workers during the occupational activities.

[Evaluating quality of medical examinations of oil and gas industry workers in medical institutions].

The findings of independent reviews of the quality of periodic medical checkups of employees of oil and gas producing and refining facilities in medical institutions of various forms of ownership have been delivered. Actions to improve the quality of the periodic medical checkups have been proposed.