@article{Bieganowska:2013,
  author  = "K. Bieganowska and M. Sawicka-Parobczyk and M. Bieganowski and J. Piskorski",
  title   = "Tpeak-Tend in 12-lead electrocardiogram of healthy children and adolescents Tpeak-Tend interval in childhood",
  journal = "Annals of Noninvasive Electrocardiology",
  volume  = "Vol. 18",
  number  = "no. 4",
  pages   = "344--351",
  year    = "2013",
}