[METHODS OF STUDYING LABOR EXPENDITURE BY MEDICAL WORKERS].
D005260:Female; D005102:Health Expenditures; D006282:Health Personnel; D006801:Humans; D007743:Labor, Obstetric; D009787:Occupational Medicine; D011247:Pregnancy; D011634:Public Health; D012106:Research; D014586:USSR; D014937:Work
INDUSTRIAL MEDICINE; PUBLIC HEALTH; USSR
METODIKA IZUCHENIIA ZATRAT TRUDA MEDITSINSKIKH RABOTNIKOV.