Preliminary inter-rater reliability and validity of the Neonatal Withdrawal Assessment Scale (NWAS) in preterm and critically ill infants with opioid withdrawal.

Ana Herning, Boston University School of Medicine, Boston, MA, United States; Cheryl L. Cheryl Slater, boston medical center, WILMINGTON, MA, United States; Rodica M. Turcu, Harvard Medical School, Boston, MA, United States; Carolyn A. Bleiler, Massachusetts General Hospital, Boston, MA, United States; Javed Mannan, UMASS Memorial Medical center, Worcester, MA, United States; Elisha Wachman, Boston Medical Center, Newton, MA, United States