Greene BL, Miller JD, Brown TM, Harshman RS, Richerson GT, Doyle JJ. Economic impact of the BP DownShift Program on blood pressure control among commercial driver license employees. J Occup Environ Med. 2009 May 1;51(5):542-53.
Harshman RS, Richerson GT, Hadker N, Greene BL, Brown TM, Foster TS. Impact of a hypertension management/health promotion program on commercial driver's license employees of a self-insured utility company. J Occup Environ Med. 2008 Mar 1;50(3):359-65.
Dreyer NA, Loughlin JE, Lanes SF, Rothman KJ. Mortality among employees of a nuclear power company. J Occup Environ Med. 1988 Jan 1;30(12):988-9.