机构:
Univ Penn Hlth Syst, Dept Clin Effectiveness & Qual Improvement, Philadelphia, PA USAUniv Penn Hlth Syst, Dept Clin Effectiveness & Qual Improvement, Philadelphia, PA USA
机构:
Karolinska Inst, Cardiothorac Surg Unit, Dept Mol Med & Surg, S-17176 Stockholm, Sweden
Karolinska Univ Hosp, S-17176 Stockholm, SwedenKarolinska Inst, Cardiothorac Surg Unit, Dept Mol Med & Surg, S-17176 Stockholm, Sweden