one-way valves
one-year follow-up
one-year mortality
one-year outcomes
one-year period
ones
ones used
ongoing
ongoing actions

ongoing activity
ongoing analysis
ongoing assessment
ongoing care
ongoing challenge
ongoing changes
ongoing climate change
ongoing clinical trials
ongoing concern
ongoing controversies

ongoing debate
ongoing development
ongoing dialogue
ongoing discussion
ongoing education
ongoing efforts
ongoing engagement
ongoing evaluation
ongoing gene flow
ongoing impact

ongoing improvements
ongoing inflammation
ongoing interest
ongoing investigation
ongoing longitudinal study
ongoing management
ongoing monitoring
ongoing need
ongoing pain
ongoing pregnancy rate

ongoing process
ongoing professional development
ongoing program
ongoing programme