https://mma.prnewswire.com/media/677682/NHSPI_600x600_01_Logo.jpg?p=captionPRINCETON, N.J., April 17, 2018 /PRNewswire/ — An annual assessment of the nation’s day-to-day readiness for managing health emergencies improved significantly over the past five years, though deep regional differences remain. The Robert Wood Johnson Foundation (RWJF) released the 2018…