Notes:

  •    

    Hagberg M, Wegman DH. Prevalence Rates and Odds Ratios of Shoulder Neck Diseases in Different Occupational Groups. British Journal of Industrial Medicine, 44:602-610, 1987.

  •    

    Shapiro S. Is there is or is there ain't no baby?: Dr. Shapiro replies to Drs. Pettiti and Greenland. Amer J Epid (1994) 14:788-791 (see also preceding three articles by Shapiro, Pettiti and Greenland in the same issue)

  •    

    Checkoway H, Pearce NE, Crawford-Brown DJ. Research Methods in Occupational Epidemiology. Oxford University Press, New York, 1989 (pp 13-14).



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