@article{3129793,
    title = "Serum intact parathyroid hormone levels independently predict exercise capacity in stable heart failure patients",
    author = "Agapitou, V. and Dimopoulos, S. and Mpouchla, A. and Samartzis, L. and Tseliou, E. and Kaldara, E. and Terrovitis, J. and Tasoulis, A. and Karga, E. and Nanas, S.",
    journal = "International Journal of Cardiology",
    year = "2011",
    volume = "146",
    number = "3",
    pages = "462-464",
    publisher = "Elsevier Ireland Ltd",
    issn = "0167-5273",
    doi = "10.1016/j.ijcard.2010.10.123",
    keywords = "calcium;  parathyroid hormone, exercise;  heart failure;  human;  hyperparathyroidism;  laboratory test;  letter;  parathyroid hormone blood level;  priority journal;  vitamin D deficiency"
}