PMC:4134645 / 3857-4078
Annnotations
{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/4134645","sourcedb":"PMC","sourceid":"4134645","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4134645","text":"The procedure being performed. 1. Metal tip of punch in contact with the skin. 2. Gauze surrounding the punch for grip. 3. Test tube holder to hold the punch firmly. 4. The nozzle of cryocan kept onto the top of the punch","tracks":[]}