@article{AhlersSchaeferMundtetal.2011,
  author    = {Ahlers, CJ. and Schaefer, GA. and Mundt, IA. and Roll, S. and Englert, Heike and Willich, SN. and Beier, KM.},
  title     = {How unusual are the contents of paraphilias? Paraphilia-associated sexual arousal patterns in a community-based sample of men},
  series = {J Sex Med},
  volume    = {8},
  journal   = {J Sex Med},
  issn      = {1743-6095},
  pages     = {1362 -- 1370},
  year      = {2011},
  language  = {en}
}
@article{WillichEnglertSchaeferetal.2006,
  author    = {Willich, SN. and Englert, Heike and Sch{\"a}fer, GA. and Roll, S. and Beier, KM.},
  title     = {Association between cardiovascular risk factors and erectile dysfunction - a population-based study},
  series = {Eur Heart J},
  volume    = {27 (Suppl.)},
  journal   = {Eur Heart J},
  issn      = {0195-668X},
  pages     = {361 -- -},
  year      = {2006},
  language  = {en}
}
@article{SchaeferEnglertAhlersetal.2003,
  author    = {Schaefer, GA. and Englert, Heike and Ahlers, ChJ. and Roll, S. and Willich, SN. and Beier, KM.},
  title     = {Erektionsst{\"o}rung und Lebensqualit{\"a}t - Erste Ergebnisse der Berliner M{\"a}nner-Studie BMS-I},
  series = {Sexuologie},
  volume    = {10},
  journal   = {Sexuologie},
  number    = {2/3},
  issn      = {0944-7105},
  pages     = {50 -- 60},
  year      = {2003},
  language  = {de}
}
@article{EnglertSchaeferRolletal.2004,
  author    = {Englert, Heike and Schaefer, GA. and Roll, S. and Beier, KM. and Willich, SN.},
  title     = {Results of the Berlin Male Study},
  series = {Am J Epidemiol},
  journal   = {Am J Epidemiol},
  issn      = {0002-9262},
  pages     = {90 -- -},
  year      = {2004},
  language  = {en}
}