See Wan et al. This issue highlights an intravenous needle that softens on insertion, a bilingual speech neuroprosthesis, spinal-cord stimulation for the restoration of sensory feedback in ...

For permission requests, please contact NEJM Reprints at [email protected] Christie — Second Assistant Visiting Surgeon, Massachusetts Memorial Hospitals, Boston. For record and address of ...

For permission requests, please contact NEJM Reprints at [email protected] Christie — Second Assistant Visiting Surgeon, Massachusetts Memorial Hospitals, Boston. For record and address of ...

Small, red marks found on toilet tissue could be specks of blood left by intravenous drug users cleaning their needles. These ...