@article{AldanaGreenlawDiehletal.2007,
  author    = {Aldana, S. and Greenlaw, R. and Diehl, H. and Salberg, A. and Merrill, R. M. and Englert, Heike and Jorgenson, R.},
  title     = {Improvements in Cardiovascular Disease Risk Factors from Lifestyle Change: A Real World Application},
  series = {Am J Health Promotion},
  volume    = {21},
  journal   = {Am J Health Promotion},
  number    = {6},
  issn      = {0890-1171},
  pages     = {510 -- 516},
  year      = {2007},
  language  = {en}
}
@article{EnglertDiehlGreenlawetal.2007,
  author    = {Englert, Heike and Diehl, HA. and Greenlaw, RL. and Willich, SN. and Aldana, S.},
  title     = {The effect of a community-based coronary risk reduction: The Rockford CHIP},
  series = {Prev Med},
  volume    = {44},
  journal   = {Prev Med},
  issn      = {1096-0260},
  pages     = {513 -- 519},
  year      = {2007},
  language  = {en}
}
@article{EnglertSchaeferRolletal.2007,
  author    = {Englert, Heike and Sch{\"a}fer, GA. and Roll, S. and Ahlers, CJ. and Beier, K. and Willich, SN.},
  title     = {Prevalence of erectile dysfunction among middle-aged men in a metropolitan area in Germany},
  series = {Int J Impotence Res},
  volume    = {19},
  journal   = {Int J Impotence Res},
  issn      = {0955-9930},
  pages     = {183 -- 188},
  year      = {2007},
  language  = {en}
}