PENK and acute kidney injury: Hollinger Hollinger A A Wittebole Wittebole X X François François B B Proenkephalin A 119-159 (Penkid) is an early biomarker of septic acute kidney injury: the the kidney in sepsis and septic shock (Kid-SSS) study Proenkephalin A 119-159 (Penkid) is an early biomarker of septic acute kidney injury: the the kidney in sepsis and septic shock (Kid-SSS) study Kidney Int Reports Kidney Int Reports 2018 2018 3 3 1424 1424 1433 1433 10.1016/j.ekir.2018.08.006 10.1016/j.ekir.2018.08.006