PMC:7558914 / 4610-4732 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7558914","sourcedb":"PMC","sourceid":"7558914","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7558914","text":"and number of medical and surgical specialties [6]: (1) regional university hospitals (referral hospital in the whole auto","tracks":[]}