@article{Boesenberg1993,
  author    = {B{\"o}senberg, Enka},
  title     = {Lipoprotein(a) correlates with number, severity and extension of coronary lesions in male patiens with angiographically documented coronary artery disease},
  series = {European Heart Journal (XI. Congress of European Society of Cardiology 29.08.-02.09.1993)},
  journal   = {European Heart Journal (XI. Congress of European Society of Cardiology 29.08.-02.09.1993)},
  number    = {14},
  year      = {1993},
  language  = {en}
}
@article{Boesenberg1994,
  author    = {B{\"o}senberg, Enka},
  title     = {Plasma Lp(a) Levels Correlate With Number, Severity And Length-Extension Of Coronary Lesions In Male Patients Undergoing Coronary Angiography For Clinically Suspected Coronary Artherosclerosis},
  series = {Arteriosclerosis and Thrombosis},
  journal   = {Arteriosclerosis and Thrombosis},
  number    = {14},
  pages     = {1730 -- 1736},
  year      = {1994},
  language  = {en}
}