From the Centers for Disease Control and Prevention. Back pain among persons working on small or family farms--eight Colorado counties, 1993-1996.
D000328:Adult; D000368:Aged; D000383:Agriculture; D001416:Back Pain / Q000453:epidemiology*; D003120:Colorado / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000453:epidemiology*; D012307:Risk Factors